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Is ASCII code 7-bit or 8-bit?

My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code? ...
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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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How to define a custom ORDER BY order in mySQL

...in the order you specify. The second will involve a case somewhere, i.e. SELECT * FROM table ORDER BY CASE Language WHEN 'ENU' THEN 3 WHEN 'JPN' THEN 2 WHEN 'DAN' THEN 1 ELSE 0 END DESC, ID ASC Performance-wise the ENUM method will return faster results, but be more hassle if you...
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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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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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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 do I select a merge strategy for a git rebase?

... }, onDemand: true, discardSelector: ".discard-answer" ,immediatelyShowMarkdownHelp:true,enableSnippets:true }); } }); ...
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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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Display two files side by side

....txt does a better job than paste one.txt two.txt and removing diffs extra chars that are displayed with sed is trivial comparing with writing/remembering an awk script. Even with both as functions in .bash_rc longer != better, more readable, faster.. what is the advantage here? ...
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How to implement classic sorting algorithms in modern C++?

...ed and hybrid amalgamation of more elementary sorting algorithms , such as selection sort, insertion sort, quick sort, merge sort, or heap sort. ...