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Remove characters from NSString?

...his: NSString* noSpaces = [[myString componentsSeparatedByCharactersInSet:[NSCharacterSet whitespaceCharacterSet]] componentsJoinedByString:@""]; share | improve thi...
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What is Unicode, UTF-8, UTF-16?

...ware to a large and growing economy. Therefore, an encompassing character set including all languages is needed. Thus came Unicode. It assigns every character a unique number called a code point. One advantage of Unicode over other possible sets is that the first 256 code points are identical to IS...
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How to delete history of last 10 commands in shell?

Commands follows 18 Answers 18 ...
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Efficiency of premature return in a function

This is a situation I encounter frequently as an inexperienced programmer and am wondering about particularly for an ambitious, speed-intensive project of mine I'm trying to optimize. For the major C-like languages (C, objC, C++, Java, C#, etc) and their usual compilers, will these two functions ru...
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Rails Object to hash

I have the following object that has been created 10 Answers 10 ...
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PowerShell: Store Entire Text File Contents in Variable

... When using as L-value, it uses the system's default encoding. I tried to set $OutputEncoding with no effect. When using as R-value, it produces a string[] array. – robert4 Jul 19 '13 at 16:54 ...
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Check cell for a specific letter or set of letters

In a Google Spreadsheet, I want to use a formula that will output a certain text or number if a certain cell contains certain letters. ...
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How can I push to my fork from a clone of the original repo?

...URL of the repository you cloned; the local master branch in your clone is set to track origin/master. Therefore, if you don't modify the config of your clone, Git interprets git push as git push origin master:origin/master In other words, git push attempts to push your local master branch t...
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Replace one substring for another string in shell script

I have "I love Suzi and Marry" and I want to change "Suzi" to "Sara". 10 Answers 10 ...
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Force overwrite of local file with what's in origin repo?

...ilepath> If you want to overwrite all changed files: git fetch git reset --hard origin/master (This assumes that you're working on master locally and you want the changes on the origin's master - if you're on a branch, substitute that in instead.) ...