What is the Regex for decimal numbers in Java?
Answers
The regular expression for decimal numbers in Java is ^[-+]?\\d*\\.?\\d+(e[-+]?\\d+)?$
A regular expression is a sequence of characters that represents a search pattern. Regular expressions can be used to search, replace, or validate strings, among other things. Regular expressions are implemented in almost every programming language, including Java.
The regular expression (regex) for decimal numbers in Java can vary depending on the specific requirements, such as whether the decimal number should allow leading zeros, negative signs, scientific notation, and so on. Here are some examples of regex patterns for decimal numbers:
Allow decimal numbers with optional leading sign and decimal point, but no thousand separators:
\(^[-+]?\\d*\\.?\\d+$^[-+]?\\d{1,3}(,\\d{3})*(\\.\\d+)?$^[-+]?\\d*\\.?\\d+(e[-+]?\\d+)?$\)
In these patterns, ^ matches the start of the string, $ matches the end of the string, [-+] matches an optional leading sign, \\d matches a digit, \\. matches a decimal point, , matches a thousand separator, and (e[-+]?\\d+)? matches an optional exponent in scientific notation.
Therefore, the regular expression for decimal numbers in Java is ^[-+]?\\d*\\.?\\d+(e[-+]?\\d+)?$
To know more about regular expression click here:
https://brainly.com/question/17255278
#SPJ11
Related Questions
blogs may refer to any kind of communication over the internet is true
Answers
Answer:
Yes It's true but You forgot email
Explanation:
what is the location in the base interface of the link to
create a table using wizard?
pls Answer me.
I'll make as BRIANLIST.
Answers
Answer:
Hey mate, here is your answer. Hope it helps you.
Explanation:
Before you can create objects such as tables and forms, you must first create the database file in which they will be stored.
1. On the File tab select New.
2. Click on Blank database.
3. In the File Name box, type a name for your database.
4. Click on the browse button to the right of the File name box to browse for a location for your
database.
5. Click on Create.
A new database will be created with a new default Table.
6. Click on Design View to start working with this Table.
You can use forms to control access to data, such as which fields of data are. Then open the table or query upon which you want to base the form. 2. To create a form on which all fields from the underlying table or query are placed. Then to be more selective about which fields appear on your form, you can use the Form Wizard.
A(n) ________ supplies one of the most critical aspects of docking stations, but in a smaller, more portable format: support for connectors that the
Answers
A port replicator supplies one of the most critical aspects of docking stations, but in a smaller, more portable format: support for connectors.
A port replicator, also known as a docking station lite, is a smaller and more affordable alternative to a traditional docking station.
It provides users with additional ports and connectors that are not available on their laptops, allowing them to connect to peripherals such as monitors, keyboards, and mice.
Port replicators are designed to be compact and portable, making them an excellent option for frequent travelers or those who work from home.
They are also ideal for users who don't need the full range of features provided by a traditional docking station but still require additional connectivity options.
Port replicators typically connect to a laptop through a USB-C port and can provide up to six additional ports, including HDMI, Ethernet, and USB-A.
A port replicator is an excellent option for users who want to expand their laptop's connectivity options without the bulk and expense of a traditional docking station.
For more questions on port replicator
https://brainly.com/question/14312220
#SPJ11
Take one action in the next two days to build your network. You can join a club, talk to new people, or serve someone. Write about this action and submit this as your work for the lesson. icon Assignment
Answers
Making connections is crucial since it increases your versatility.You have a support system of people you can turn to when things get tough so they can help you find solutions or in any other way.
What are the advantages of joining a new club?
Support Network - Joining a club or organization can help you develop a support network in addition to helping you make new acquaintances and meet people.Your teammates and friends will be there for you not only during practice but also amid personal difficulties. Working collaboratively inside a group, between groups, between communities, or between villages is known as network building.One method of creating a network is by forming a group. Attending events and conferences and developing connections with other attendees and industry speakers is one of the finest methods to build a strong network.In fact, the framework of many networking events and conferences encourages networking and connection opportunities. Personal networking is the process of establishing connections with organizations or individuals that share our interests.Relationship growth often takes place at one of the three levels listed below:Networks for professionals.Neighborhood networks.Personal networks. Reaching out is part of an active communication process that will help you learn more about the other person's interests, needs, viewpoints, and contacts.It is a life skill that needs to be actively handled in order to preserve or, more importantly, to advance a prosperous profession. various network types.PAN (personal area network), LAN (local area network), MAN (metropolitan area network), and WAN (wide area network) are the different types of networks.To learn more about network refer
https://brainly.com/question/28041042
#SPJ1
A
is a document that thanks an interviewer and restates an applicant's interest in the job.
a. thank-you letter
D. letter of acceptance
c. rejection letter
Answers
Answer: D. thank you letter
Explanation:
HELP ASAP 90 Points
Now it is your turn to practice recording a macro. You have recently started working in an office, and you are required to create multiple letters a day. Your company does not have a standard letterhead and you realize you can easily create a macro with your company letterhead. This will prevent you from having to type this information again and again.
Assignment Guidelines
Record a macro named “letterhead” and create a button on the quick access toolbar.
Develop a letterhead for a company of your choice. Include the company name, address, and phone number.
Format the letterhead in an appealing format.
After you have recorded the macro, open a new document.
Run the macro using the options in the macro grouping on the view tab.
Save your document as “letterhead macro” and submit it to your instructor for grading.
Answers
Answer:
Macros automate common tasks. A macro can be created for virtually any task that you perform in Word. The amount of steps is irrelevant. You can even create a macro that automatically places certain text in a document with as many attributes as you’d like!
Macros are created with a recording device similar to a common tape recorder. Once you start recording your macro, a toolbar pops up with standard stop and pause buttons. The following is an example of how to create a macro for your customized letterhead paper.
Creating The Letterhead Macro
Open a blank document. You want to assign your macro to all documents.
From the View Tab, choose Macros and Record Macro. The Record Macro dialog box is displayed as shown below.
Type a name for your macro, such as Letterhead. (Spaces are not allowed; use an underscore to indicate spacing).
Explanation:
If you can’t see the Assets panel, which of these three buttons do you press?
A) Plugins
B) Assets
c) Layers
Answers
Answer: B
Explanation:
Explanation
I did it
Explain two options you have in order to abide by the move over law??? PLEASE HELP ME ASAP!!
Answers
Answer:
you can either move over if on an interstate into a different lane safely. if there is only one lane you must reduce your speed
Monica needs to assess the slide sequence and make quick changes to it. Which view should she use in presentation program?
A.
Outline
B.
Slide Show
C.
Slide Sorter
D.
Notes Page
E.
Handout
Answers
Answer:
The correct option is C) Slide Sorter
Explanation:
LAB: Parsing dates Complete main() to read dates from input, one date per line. Each date's format must be as follows: March 1, 1990. Any date not following that format is incorrect and should be ignored. Use the substr() function to parse the string and extract the date. The input ends with -1 on a line alone. Output each correct date as: 3/1/1990 Ex: If the input is March 1, 1990 April 2 1995 7/15/20 December 13, 2003 -1 then the output is: 3/1/1990 12/13/2003 LAB ACTIVITY 9.10.1: LAB: Parsing dates 0/10 main.cpp Load default template - COLE > 5 6 int DateParser(string month) 7 int monthInt = 0; if (month January) 10 monthint - 11 11 else if (month -- "February") 12 monthint - 21 13 else if (month - "March) montrent - 3; 15 else if (month -- "April") 16 monthInt - 4 else if (month "ay") monthint - 5 19 else if (month June") antin 6 21 else if (monthuly) 22 monthint - 7 else if (monthst") monthiet 8 LAB ACTIVITY 9.10.1: LAB: Parsing dates main.cpp 22 monthint - 1 23 else if (month == "August") 24 monthInt = 8; 25 else if (month - "September") 26 monthInt = 9; 27 else if (month -- "October") 28 monthInt - 10; 29 else if (month - "November") 30 monthInt - 11; 31 else if (month - "December") 32 monthInt = 12; 33 return monthint; 34 ) I 35 36 int main() { 37 38 // TODO: Read dates from input, parse the dates to find the one 39 1 in the correct format, and output in m/d/yyyy format 40 41) 42
Answers
The python code which can be used to read dates from input, one date per line and each date's format must be as follows: March 1, 1990, is:
Python codeimport datetime
inputs = []
result = []
#read the inputs
date = input()
inputs.append(date)
while not date == "-1":
date = input()
inputs.append(date)
#check if the input is in the correct format and convert it.
for date_text in inputs:
try:
date_text = datetime.datetime.strptime(date_text,"%d %B, %Y")
result.append(date_text.strftime("%d/%m/%Y"))
except ValueError:
pass
print(*result, sep = "\n")
The above code would parse the string and extract the date. The split() method was used to break the input into tokens.
Read more about python programming here:
https://brainly.com/question/27666303
#SPJ1
Which of the following is a secure alternative to FTP that uses SSL for encryption?
Answers
FTPS is a secure alternative to FTP that uses SSL for encryption.
FTPS (File Transfer Protocol Secure) is a secure alternative to FTP that uses SSL for encryption. FTPS, also known as FTP-SSL or FTP over SSL, is an extension of FTP that encrypts traffic between clients and servers using SSL/TLS encryption. It encrypts the transmission of data using SSL/TLS (Secure Socket Layer/Transport Layer Security) protocols. FTPS is more secure than FTP because the data is encrypted while in transit, protecting against interception, eavesdropping, and tampering with the data.
FTPS has two different modes for data transmission: implicit SSL and explicit SSL. Implicit SSL is when the SSL connection is established before any FTP data is transmitted. Explicit SSL is when the FTP client sends a command to the FTP server, requesting an SSL connection.
To know more about FTPS visit:
brainly.com/question/31946198
#SPJ11
which of the following terms is used in secure coding: principles and practices to refer to the direct results of events?
a Events b Consequences c Impacts
d Goals
Answers
In secure coding principles and practices, the term "consequences" is used to refer to the direct results of events. Secure coding involves implementing measures to prevent unauthorized access, data theft, and other cyber threats.
It is crucial to consider the consequences of various events that could occur in the system and the impact they would have on the security of the application. By considering the consequences of an event, developers can identify potential vulnerabilities and design a system that is more secure. For instance, developers can consider the consequences of a successful SQL injection attack on the application and implement measures such as input validation to prevent such attacks. It is essential to have a thorough understanding of secure coding principles and practices to ensure the security of the application.
In conclusion, the term "consequences" is used in secure coding principles and practices to refer to the direct results of events, and it is important to consider these consequences when developing secure applications.
Learn more about principles here:
https://brainly.com/question/30388578
#SPJ11
My friend wants to use my findSmallest() function in her program. Is this function ready to be shared in a library?
Answers
Answer:I would think that it would be.
Explanation:
Write a Person class with the following attributes:
·Name
·Age
The class person should have constructors, get and set methods.
Define two unchecked exceptions with constructors that take a message of String. It should pass the message to the super class.
·InvalidNameException
·InvalidAgeException
Update the Person class so that set methods will check the values of the parameters. For example, the name must not be an empty string and the age must be a number between 0 and 130. If the name is empty, it should throw InvalidNameException. If the age is invalid, it should throw InvalidAgeException. The constructor should use these two set methods when initialize the instance variables with values of the parameters.
Write a main class that prompts the user to create three person objects. It should handle any exceptions so that the user must enter only valid input. If an exception occurs, it should prompts for the information for that person again.
Information for person 1
Enter name:
Enter age: 5
Error: Name must not be empty.
Information for person 1
Enter name: joe
Enter age: abc
Error: Age must be a number
Information for person 1
Enter name: joe
Enter age: 15
Information for person 2
Enter name: bill
Enter age: -15
Error: Age must be between 0 and 130
Information for person 2
Enter name: bill
Enter age: 200
Error: Age must be between 0 and 130
Information for person 2
Enter name: bill
Enter age: 20
Information for person 3
Enter name: william
Enter age: 20
Person[name=joe, age=15]
Person[name=bill, age=20]
Person[name=william, age=20]
Answers
The requirements include defining the Person class with attributes, constructors, and getter/setter methods, as well as creating two unchecked exceptions.
What are the requirements and steps involved in implementing the Person class?The given problem requires the implementation of a Person class with attributes name and age, along with constructors and getter/setter methods.
Two unchecked exceptions, InvalidNameException and InvalidAgeException, need to be defined, and the Person class should handle invalid inputs using these exceptions.
The set methods should validate the parameters, throwing exceptions if the name is empty or the age is not within the range of 0 to 130.
The main class should prompt the user to create three person objects, handling any exceptions and requesting valid input. Finally, the main class should print the information of each person object.
Learn more about Person class
brainly.com/question/30695303
#SPJ11
Which of the following is considered a major drawback of the Computer Fraud and Abuse Act?
Every offender is sentenced to 15 years in prison.
It only covers computer espionage.
There is no clear level of punishment for cybercrimes.
Offenders must pay a fine only if they are caught.
Answers
A major drawback of the Computer Fraud and Abuse Act is that Offenders must pay a fine only if they are caught. Thus, the correct option for this question is D.
What is Computer fraud?Computer fraud may be defined as a type of cybercrime that involves the utilization of a computer or computer system in order to execute a scheme or illegal activity. It also targets the computer with the intent to alter, damage, or disable them.
Cybercrime is one of the most potent crimes at present times. People who are caught in such types of fraudelents have to pay fines and also be sent to prison for a certain period of time. But the major drawback of this crime is that Offenders must pay a fine only if they are caught.
Therefore, a major drawback of the Computer Fraud and Abuse Act is that Offenders must pay a fine only if they are caught. Thus, the correct option for this question is D.
To learn more about Cybercrime, refer to the link:
https://brainly.com/question/25157310
#SPJ1
Which of the following would be studied using an Earth-observing satellite?
tracking changes in land used for corn production
tracking heat and energy being released by the earth
O tracking atmospheric changes resulting from volcanic eruptions
tracking cloud cover and its relationship to global warming
Help plz will give BRAINLYIST
Answers
Answer:
climate is what you expect and weather is what you get. More formally, climate is the long-term average of temperature, precipitation, and other weather variables at a given location
Explanation:
Answer:
Geography
Explanation:
Crack the secret message: Crrp, Crrp, Crrp Zh’uh jrlqj wr wkh prrq. Li brx zdqw wr wdnh d wuls, Folpe derdug pb urfnhw vkls. (hint: the original letters were shifted,for example if it is shifted by 1 that means Z becomes A , A becomes B, etc. You need to know the number of shifts)
Answers
Answer:
Zoom, Zoom, Zoom We’re going to the moon. If you want to take a trip, Climb aboard my rocket ship.
Explanation:
I got it. This is a caesar cipher with 3 shifts.
2. Read the following scenarios about how three different programmera approach
programming a computer game. Identify which type of programming design
approach each represents (3 points):
a) Yolanda first breaks down the whole game she needs to program into modules.
She then breaks these modules into smaller modules until the individual parts are
manageable for programming. She writes the smallest modules, and then
recombines them into larger parts.
b) Isabella takes the game process and groups together sets of related data involved
in the process. She then identifies the messages the data should respond to. After
writing the code for each set of data, Isabella then combines, tests, and refines the
subsets until the software runs properly
Answers
a.) Structured programming
b.) Object-oriented programming
c.) Top-down programming
The programming design approach represented in this scenario is modular programming. The programming design approach represented in this scenario is object-oriented programming.
What is programming?The process of creating a set of instructions that tells a computer how to perform a task is known as programming.
Computer programming languages such as JavaScript, Python, and C++ can be used to create programs.
Modular programming is the programming design approach represented in this scenario.
Yolanda divides the entire game into modules, which are then subdivided further into smaller modules until the individual parts are manageable for programming.
Object-oriented programming is the programming design approach represented in this scenario. Isabella organizes sets of related data and determines which messages the data should respond to.
Thus, this method entails representing data and functions as objects and employing inheritance and polymorphism to generate flexible and reusable code.
For more details regarding programming, visit:
https://brainly.com/question/11023419
#SPJ2
Which technical skill is most necessary for careers with network systems?
A.
website design
B.
programming languages
C.
information technology security
D.
graphics-related software
Answers
Answer:
programming languages
Answer:
B. programming languages
Explanation:
The most necessary technical skill for network systems careers is programming languages (B). Programming languages are vital for developing, maintaining, and troubleshooting network infrastructure, protocols, and applications. Proficiency in programming enables automation, scripting for network configuration, and customized software solutions. While other skills like website design, IT security, and graphics software may have some relevance, programming languages are fundamental for effective network management.
Upgrading the______ usually speeds up the computer, while adding a(n) ______ will increase the system’s storage capacity. Additional ______ can improve the sound or video quality.
Answers
Upgrading the RAM usually speeds up the computer, while adding a(n) hard drive will increase the system's storage capacity. Additional graphics card can improve the sound or video quality.
What is RAM?Random-access memory (RAM) is a type of computer memory that may be read and modified in any sequence, and it is commonly used to store working data and machine code.
RAM is an abbreviation for random-access memory, but what exactly does it mean? Your computer RAM is essentially short-term memory where data is stored when needed by the CPU. This is not to be mistaken with long-term data stored on your hard disk, which remains even after your computer has been switched off.
Learn more about RAM:
https://brainly.com/question/13186587
#SPJ1
Evaluate the merits of a hard disk drive or a solid state drive to use as the secondary storage
in a laptop computer
Answers
SSDs have a higher processing speed, shorter read and write times, and low latency. This is because they use electrical circuitry and have no moving parts, unlike HDDs. SSDs are smaller and more power-efficient because they have no external mechanics or motors attached to the drive. SSDs have a higher bandwidth than HDDs. A typical HDD will deliver a read/write speed of 80-160MB/s. On the other hand, a typical SSD will deliver read/write speed of between 200 MB/s to 550 MB/s.
SSDs are quite reliable, since they have no moving parts and because of this can withstand some level of extreme and harsh environments and may even withstand accidental drops, shocks, or vibration but they have a finite number of reads and write before they fail. SSDs have a higher cost per GB (For example, a 1 TB SSD Samsung 870 EVO costs ~$100 but a 1TB HDD Seagate BarraCuda costs ~$45. In this case, the SSD costs $0.1 per GB and the HDD costs $0.045 per GB) and could not store as much data as HDDs (Comercial SSDs have a storage capacity of 120 GB to 4 TB max, HDDs could go from 250 GB to 14 TB).
HDDs have a lower cost per GB and higher storage than SSDs. However, HDDs are VERY fragile, they could fail if they are handled roughly or dropped they could fail. They are less reliable due to the possibility of mechanical failure, like head crash and susceptibility to strong magnets. They generate heat, use more power, are heavier, higher latency, lower speed, and lower bandwidth. Finally, HDDs usually suffer from disk fragmentation, which means files are divided into pieces and scattered around the hard drive. This will slowdown speed and because the File System have to search through different parts of the hard drive to put together a single file. The cause of disk fragmentation is the frequent creating, deleting, and modifying of files. To fix you need to defragment your HDDs regularly.
I hope this helps <3
students will demonstrate how to use 2d array and nested for loop. there are 4 students who have each taken 5 quizzes. please find the following scores. ask user populate the 20 values. function calling is not required but recommended. the average score for each student. the average score for each quiz. the average score for all students in all quizzes.
Answers
To demonstrate the use of a 2D array and a nested for loop, we can create a program that calculates the average score for each student, the average score for each quiz, and the average score for all students in all quizzes.
Create a 2D array with dimensions 4x5 to store the scores of the 4 students and their 5 quizzes. Each element in the array represents the score of a student for a particular quiz.
Ask the user to populate the array with 20 values. You can use nested for loops to iterate over each student and each quiz to input the scores. Calculate the average score for each student Initialize a variable called "student _average" to 0. Use a nested for loop to iterate over each student and each quiz, and add the scores to "student _average". Divide "student _average" by the number of quizzes (5 in this case) to get the average score for each student Repeat this step for each student, and store the average score in an array or print it directly.
Calculate the average score for each quiz Initialize an array called "quiz_average" with a length of 5 to store the average scores for each quiz. Use a nested for loop to iterate over each quiz and each student, and add the scores for that quiz to a variable called "quiz_total". Divide "quiz_total" by the number of students (4 in this case) to get the average score for each quiz.
To know more about array Visit:
https://brainly.com/question/9171028
#SPJ11
what occurs when programmers test the system to ensure it is bug-free?
Answers
Programmers testing the system to ensure it is bug-free is a step in the software testing process.
During this phase, the software is evaluated by the development team to identify and fix any defects or issues. Testing can involve a variety of techniques such as unit testing, integration testing, system testing, and acceptance testing. The goal is to identify and fix any errors in the software before it is released to the end-users. The testing phase is critical in ensuring the quality and reliability of the software.
Testing a system is a crucial step in the software development life cycle to ensure that the software functions as intended and is free from defects or errors, commonly known as bugs. The testing process involves executing the software system with the intention of identifying defects or bugs in the system.
To know more about software testing process, click here:
https://brainly.com/question/30867201
#SPJ11
Anyone know 3. 4. 7 Kid's Shapes Toy for tracy the turtle in codehs? I'll give you brainliest!!
Answers
penup()
setposition(-100,75)
pendown()
#make diamond
penup()
setposition(-100,75)
pendown()
begin_fill()
color("red")
circle(60,360,4)
end_fill()
#make circle
penup()
setposition(100,75)
pendown()
begin_fill()
color("blue")
circle(60)
end_fill()
#make pentagon
penup()
setposition(100,-75)
pendown()
begin_fill()
color("green")
circle(60,360,5)
end_fill()
#make half circle
penup()
setposition(-100,-75)
pendown()
begin_fill()
color("yellow")
circle(60,180)
end_fill()
I hope im correct
"the scenario overview report lists the values for the changing and result cells within each scenario." a) true b) false
Answers
The statement "the scenario overview report lists the values for the changing and result cells within each scenario" is true. The correct option is a) true.
The Scenario Overview Report is a tool in Microsoft Excel which is used for summarizing the information from scenario summary reports.
This report lists the values for the changing and result cells within each scenario, which helps you in identifying the best or worst case scenario. It also displays the changes in values from the current values to the values in each of the scenarios.
You can use the Scenario Overview report to understand the difference between scenarios and analyze them. The result cells contain the values which change based on the input parameters or assumptions, while the changing cells are the inputs themselves.
The Scenario Overview Report lists the following information:
Scenario namesInput values for each scenarioOutput values for each scenarioDifference between scenariosStatistics for each changing cell based on output valuesThe report helps you in identifying the best or worst case scenario and in making better decisions.To know more about report visit:
https://brainly.com/question/32669610
#SPJ11
how do you open a program when there are no icons on the desktop?
Answers
Answer:
Press the windows button, then search for the program you wish to open. Then just left click on the program
When you open a program, If there are no icons on the desktop we need to double click on the desktop to reveal the hidden icons.
What is a desktop?Desktop icons are mainly designed for quick access to often used programs, files, and folders.some times your desktop icons may be hidden.To view them, we need to right-click the desktop, select the View option, and then select Show desktop icons. To add icons to your desktop such as This PC, Recycle Bin, and more we need to follow the steps given below.Select the Start button->and then select Settings->Personalization->Themes->Under Themes->Related Settings, select Desktop icon settings.Choose the icons you would like to have on your desktop and then select Apply and OK.To learn more about the desktop refer to:
https://brainly.com/question/27029280
#SPJ
What does this word mean? "Censorship"
Answers
Answer:
The use of state or group power to control freedom of expression or press
Answer:
the suppression or prohibition of content such as books, films, videos, posts that are considered a threat to security, obscene or politically unacceptable.
__ allow(s) users with mobility issues to control the computer with their voice.
Speech input software
Tracking devices
Head pointers
Text-to-speech
Answers
Answer:
Speech input device
Explanation:
I think this is the answer
Answer: speech input software
Explanation: got it right on edgen
your cio asks you to create a device that is intentionally insecure to catch and log potential attacks. she is referring to a
Answers
One security management solution called SIEM combines security event monitoring and management information management.
Who are potential attackers?In order of increasing severity, we list a number of hazards that any alert sharing network must deal with. Attacks of many kinds could be launched simultaneously by the attacker. casually perusing A person who hurts someone violently: She really should have known her assailant, according to the authorities.
How do you recognize potential potential risks?The following factors can be used to evaluate and classify threats: the threat's propensity to materialize; the consequences should it; Risk can be calculated to use the principles of probability and consequences: more greater an threat's probability or impact, the greater the risk.
To know more about potential attackers visit :
https://brainly.com/question/30028361
#SPJ4
how to set different backgrounds for different monitors
Answers
On Windows, go to Settings > Personalization > Background. Then, under Choose Your Picture, right-click a background image and select the monitor you want the picture for.