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Extracting substrings in Go

... from the console (including whitespace), then process it. Using bufio.ReadString, the newline character is read together with the input, so I came up with the following code to trim the newline character: ...
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jQuery UI Sortable, then write order into a database

...t;/ul> When you use the serialize option, it will create a POST query string like this: item[]=1&item[]=2 etc. So if you make use - for example - your database IDs in the id attribute, you can then simply iterate through the POSTed array and update the elements' positions accordingly. For ...
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How can I change the default Django date template format?

...orks only if date is provideded as a datetime object. What if it is just a string passed from the view? – Mohammed Shareef C Dec 13 '16 at 5:33 3 ...
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Git clone particular version of remote repository

...ich means its currently not attached to any branch - then you'll have some extra work to merge new commits to an actual branch. Example: $ git log commit 89915b4cc0810a9c9e67b3706a2850c58120cf75 Author: Jardel Weyrich <suppressed> Date: Wed Aug 18 20:15:01 2010 -0300 Added a custom e...
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Sorting a tab delimited file

...t' -k3 -nr file.txt Notice the dollar sign in front of the single-quoted string. You can read about it in the ANSI-C Quoting sections of the bash man page. share | improve this answer | ...
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Is there a performance difference between i++ and ++i in C++?

...n the following: 00401000 push 0Ah 00401002 push offset string "Value: %d\n" (402104h) 00401007 call dword ptr [__imp__printf (4020A0h)] So while it's certainly the case that the postfix version could be slower, it may well be that the optimizer will be good enough to ...
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What does the @ symbol before a variable name mean in C#? [duplicate]

I understand that the @ symbol can be used before a string literal to change how the compiler parses the string. But what does it mean when a variable name is prefixed with the @ symbol? ...
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How do I write unit tests in PHP? [closed]

...n the same dir $bar = 'Hello World'; var_dump(foo($bar)); ?> --EXPECT-- string(11) "Hello World" In a nutshell, we provide the parameter $bar with value "Hello World" and we var_dump() the response of the function call to foo(). To run this test, use: pear run-test path/to/foo.phpt This requi...
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Convert HTML to NSAttributedString in iOS

...the UIWebView I want to display it using Core Text with a NSAttributedString . 16 Answers ...
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Move assignment operator and `if (this != &rhs)`

...re this implementation could be problematic. The cost of the first is two extra stores. The cost of the second is a test-and-branch. Both work. Both meet all of the requirements of Table 22 MoveAssignable requirements in the C++11 standard. The third also works modulo the non-memory-resource-co...