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How do I check if a variable exists in a list in BASH

... give false positive if the user input contains regular expression special characters, for example x=. – glenn jackman Nov 9 '11 at 11:41 ...
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What are the Dangers of Method Swizzling in Objective-C?

... class_getInstanceMethod(class, original); if (method) { const char *type = method_getTypeEncoding(method); imp = class_replaceMethod(class, original, replacement, type); if (!imp) { imp = method_getImplementation(method); } } if (imp &&amp...
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VIM Ctrl-V Conflict with Windows Paste

...nce CTRLV is used to paste, you can't use it to start a blockwise Visual selection. You can use CTRLQ instead. You can also use CTRLQ in Insert mode and Command-line mode to get the old meaning of CTRLV. But CTRLQ doesn't work for terminals when it's used for control flow. ...
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PHP function to get the subdomain of a URL

...rk in almost all cases, be aware that domains names might have more than 6 chars, like pvt.k12.ma.us, health.vn or even k12.ak.us. Also, domains names may be use Chinese or Russian character set so the regex part [a-z\.]{2,6} would not match them. Check out here to have example domains name: publics...
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'git add --patch' to include new files?

When I run git add -p , is there a way for git to select newly made files as hunks to select?? 5 Answers ...
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Warning - Build path specifies execution environment J2SE-1.4

... "JRE System Library[J2SE 1.4]" Click Add Library -> JRE System Library Select the new "Execution Environment" or Workspace default JRE share | improve this answer | foll...
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Swift - encode URL

.../test" let escapedString = originalString.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed) print(escapedString!) Output: test%2Ftest Swift 1 In iOS 7 and above there is stringByAddingPercentEncodingWithAllowedCharacters var originalString = "test/test" var escapedString = orig...
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How to find encoding of a file via script on Linux?

...ill output MIME-type information for the file, which will also include the character-set encoding. I found a man-page for it, too :) share | improve this answer | follow ...
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Stop an input field in a form from being submitted

...act with them at all- so if you have a disabled text field, the user can't select the text. If you have a disabled checkbox, the user can't change its state. You could also write some javascript to fire on form submission to remove the fields you don't want to submit. ...
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jQuery: fire click() before blur() event

...opdown from stealing focus. The slight advantage is that the value will be selected when the mouse button is released, which is how native select components work. JSFiddle $('input').on('focus', function() { $('ul').show(); }).on('blur', function() { $('ul').hide(); }); $('ul').on('mousedo...