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When to use -retainCount?
I would like to know in what situation did you use -retainCount so far, and eventually the problems that can happen using it.
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Why does Razor _layout.cshtml have a leading underscore in file name?
... doesn't have the same sort of protection built in regarding Views folders and Routing that you get within MVC. Since layout pages in Web Pages are not intended to be served directly, they are prefixed with the underscore. And the Web Pages framework has been configured not to allow files with leadi...
Configure apache to listen on port other than 80
...ed LISTEN 8079 directive in httpd.conf .
I opened port 8079 in iptables and restarted iptables. I even stopped iptables service.
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Extract substring in Bash
...he form someletters_12345_moreleters.ext , I want to extract the 5 digits and put them into a variable.
22 Answers
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Java Replacing multiple different substring in a string at once (or in the most efficient way)
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Future reader : for regex, "(" and ")" will enclose the group to search. The "%" counts as a literal in the text. If your terms don't start AND end with the "%" they will not be found. So adjust prefixes and suffixes on both parts (text + code).
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What is the Invariant Culture?
...xample to demonstrate the usage of the Invariant Culture ? I don't understand what the documentation describes.
5 Answers
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How to split a delimited string in Ruby and convert it to an array?
...g to perform any action.
split() -> is an method, which split the input and store it as array.
'' or ' ' or ',' -> is an value, which is needed to be removed from given string.
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Django MEDIA_URL and MEDIA_ROOT
I'm trying to upload an image via the Django admin and then view that image either in a page on the frontend or just via a URL.
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Make xargs handle filenames that contain spaces
My command fails because the file "Lemon Tree.mp3" contains spaces and so xargs thinks it's two files. Can I make find + xargs work with filenames like this?
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How to do the equivalent of pass by reference for primitives in Java
...lass member variable.
Choice 4: Create a single element array of type int and pass that
This is considered a hack, but is sometimes employed to return values from inline class invocations.
void play(int [] toyNumber){
System.out.println("Toy number in play " + toyNumber[0]);
toyNumbe...