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How to convert a String into an ArrayList?
... ArrayList in the first place. Very often, you're going to filter the list based on additional criteria, for which a Stream is perfect. You may want a set; you may want to filter them by means of another regular expression, etc. Java 8 provides this very useful extension, by the way, which will wor...
How do I remove  from the beginning of a file?
...
In Notepad++ v7.6.6 (64-bit) you need to click Convert to UTF-8.
– stomy
May 15 '19 at 7:05
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How to Flatten a Multidimensional Array?
... [x] => X
[y] => Y
[p] => P
[q] => Q
)
Update: Based on comment by @MohamedGharib
This will throw an error if the outer array is empty, since array_merge would be called with zero arguments. It can be be avoided by adding an empty array as the first argument.
array_merg...
Read url to string in few lines of java code
...otprint with additional libraries. If it's a server application running on 64 GB RAM machine, then just ignore this 10 MB - memory is cheap nowadays and whether de basic footprint is 1,5% or 2% of your total memory doesn't matter
– big data nerd
Apr 25 '18 at 7...
How do I get the difference between two Dates in JavaScript?
... to get the difference, just subtract the two dates.
To create a new date based on the difference, just pass the number of milliseconds in the constructor.
var oldBegin = ...
var oldEnd = ...
var newBegin = ...
var newEnd = new Date(newBegin + oldEnd - oldBegin);
This should just work
EDIT: Fi...
How can I match a string with a regex in Bash?
...ered Apr 13 '18 at 23:15
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.war vs .ear file
...erview:
In J2EE application, modules are packaged as EAR, JAR, and WAR based on their functionality
JAR:
EJB modules which contain enterprise java beans (class files) and EJB deployment descriptor are packed as JAR files with .jar extension
WAR:
Web modules which contain Servl...
How to validate an email address using a regular expression?
...s. Or Comparing E-mail Address Validating Regular Expressions.
Debuggex Demo
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How to disable an input type=text?
...xt using JavaScript, if possible.
The input field is populated from a database; that is why I don't want the user to modify its value.
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HttpListener Access Denied
...thDesktopApp
// Generates state and PKCE values.
string state = randomDataBase64url(32);
string code_verifier = randomDataBase64url(32);
string code_challenge = base64urlencodeNoPadding(sha256(code_verifier));
const string code_challenge_method = "S256";
// Creates a redirect URI using an availabl...