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What's the main difference between int.Parse() and Convert.ToInt32
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If you've got a string, and you expect it to always be an integer (say, if some web service is handing you an integer in string format), you'd use Int32.Parse().
If you're collecting input from a user, you'd generally use Int32.TryParse(), ...
How do I read / convert an InputStream into a String in Java?
....io.InputStream object, how should you process that object and produce a String ?
59 Answers
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Multi-line string with extra space (preserved indentation)
...t; EndOfMessage
This is line 1.
This is line 2.
Line 3.
EndOfMessage
The string after << indicates where to stop.
To send these lines to a file, use:
cat > $FILE <<- EOM
Line 1.
Line 2.
EOM
You could also store these lines to a variable:
read -r -d '' VAR << EOM
This is l...
static const vs #define
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String constants specifically are one of those that might benefit from being #defined, at least if they can be used as "building blocks" for bigger string constants. See my reply for an example.
– AnT
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Regexp Java for password validation
...[@#$%^&+=])(?=\S+$).{8,}$
Explanation:
^ # start-of-string
(?=.*[0-9]) # a digit must occur at least once
(?=.*[a-z]) # a lower case letter must occur at least once
(?=.*[A-Z]) # an upper case letter must occur at least once
(?=.*[@#$%^&+=]) # a special ...
Insert spaces between words on a camel-cased token [duplicate]
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See: .NET - How can you split a "caps" delimited string into an array?
Especially:
Regex.Replace("ThisIsMyCapsDelimitedString", "(\\B[A-Z])", " $1")
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How to replace part of string by position?
I have this string: ABCDEFGHIJ
18 Answers
18
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Mismatch Detected for 'RuntimeLibrary'
I downloaded and extracted Crypto++ in C:\cryptopp. I used Visual Studio Express 2012 to build all the projects inside (as instructed in readme), and everything was built successfully. Then I made a test project in some other folder and added cryptolib as a dependency. After that, I added the includ...
How to replace all occurrences of a character in string?
... to replace all occurrences of a character with another character in std::string ?
15 Answers
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Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
...ence between the regex patterns on different browsers with different sized strings.
So basically i used jsPerf on
Testing in Chrome 65.0.3325 / Windows 10 0.0.0
Testing in Edge 16.16299.0 / Windows 10 0.0.0
The regex patterns i tested were
/[\W_]+/g
/[^a-z0-9]+/gi
/[^a-zA-Z0-9]+/g
I load...