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Retain cycle on `self` with blocks

... it. And in fact, if you use blockSelf in these cases the object can get dealloc'd before you get the result back from the block and then it will crash when it tries to call it, so clearly you want self to be retained until the response comes back. First case demonstrates when a retain cycle will ...
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PHP validation/regex for URL

...references to some flags have been removed entirely. More info here: news.php.net/php.internals/99018 – S. Imp May 12 '17 at 21:53  |  show 1...
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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try

... Please, take a look at mb_detect_encoding source code in your php distro (somewhere here: ext/mbstring/libmbfl/mbfl/mbfl_ident.c). This function does not work properly at all. For some encodings it even has "return true", lol. Others are in Ctrl+c Ctrl+v functions. That's because you ca...
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const char* concatenation

... what about char* result; result = calloc(strlen(one)+strlen(two)+1, sizeof(char)); and THEN the strcpy+strcat? – luiscubal Jan 3 '10 at 14:27 ...
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View array in Visual Studio debugger? [duplicate]

... Are you trying to view an array with memory allocated dynamically? If not, you can view an array for C++ and C# by putting it in the watch window in the debugger, with its contents visible when you expand the array on the little (+) in the watch window by a left mouse-...
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PHP Timestamp into DateTime

...romFormat('U', $timeStamp); Where 'U' means Unix epoch. See docs: http://php.net/manual/en/datetime.createfromformat.php share | improve this answer | follow ...
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AngularJS: Injecting service into a HTTP interceptor (Circular dependency)

... } else { //add session_id as a bearer token in header of all outgoing HTTP requests. var currentUser = AuthService.getCurrentUser(); if (currentUser !== null) { var sessionId = AuthServic...
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What's the point of the X-Requested-With header?

... of which it is harder to verify it is not cross domain without the use of tokens. (However, checking the Origin header could be an option in supported browsers, although you will leave old browsers vulnerable.) New Flash bypass discovered You may wish to combine this with a token, because Flash r...
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File upload progress bar with jQuery

...responseText); } }); }); html: <form action="file-echo2.php" method="post" enctype="multipart/form-data"> <input type="file" name="myfile"><br> <input type="submit" value="Upload File to Server"> </form> <div class="progress"> <div ...
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How do I grep recursively?

... I can get: /home/vonc/gitpoc/passenger/gitlist/github #grep --include="*.php" -nRHI "hidden" * src/GitList/Application.php:43: 'git.hidden' => $config->get('git', 'hidden') ? $config->get('git', 'hidden') : array(), src/GitList/Provider/GitServiceProvider.php:21: ...