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List of all special characters that need to be escaped in a regex
... It's safer to escape it. For example, the patterns [-] and [-)] match the string - but not with [(-)].
– Kenston Choi
Sep 12 '16 at 5:28
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In Bash, how do I add a string after each line in a file?
How do I add a string after each line in a file using bash? Can it be done using the sed command, if so how?
6 Answers
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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
... out that this answer is slightly misleading. When extracting ints or std::strings or similar, the EOF bit is set when you extract the one right before the end and the extraction hits the end. You do not need to read again. The reason it doesn't get set when reading from files is because there's an ...
Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
Looking for quick, simple way in Java to change this string
29 Answers
29
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Get current directory name (without full path) in a Bash script
...cause dirname has functionality that ${PWD##*/} does not -- transforming a string with no slashes to ., for instance. Thus, while using dirname as an external tool has performance overhead, it also has functionality that helps to compensate for same.
– Charles Duffy
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PHP code to remove everything but numbers
I'm trying to remove everything from a string but just numbers (0-9).
4 Answers
4
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String length in bytes in JavaScript
...A');
a.href = '#' + s;
var sEncoded = a.href;
sEncoded = sEncoded.substring(sEncoded.indexOf('#') + 1);
var m = sEncoded.match(/%[0-9a-f]{2}/g);
return sEncoded.length - (m ? m.length * 2 : 0);
}
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Xcode: What is a target and scheme in plain language?
...y project has two targets, a "normal" build and an "office" build that has extra testing features and may contain several background music tracks and a button to change the track (as it currently does).
You'll be used to adding classes and resources to your default target as you add them.
You can pi...
Why not abstract fields?
...ised in its constructor (untested code):
abstract class Base {
final String errMsg;
Base(String msg) {
errMsg = msg;
}
abstract String doSomething();
}
class Sub extends Base {
Sub() {
super("Sub message");
}
String doSomething() {
return e...
What is the advantage of using Restangular over ngResource?
...in a PUT request for example, just in the url. Generally they don't expect extra data fields that can not be updated by PUT (like the id, or a slug which is generated by setting the title etc). I found this to be straightforward with Restangular while i haven't figured out how to do it with $resourc...