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C# “as” cast vs classic cast [duplicate]
...tion. Exceptions have significant overhead - stack trace must be assembled etc.
Exceptions should represent an unexpected state, which often doesn't represent the situation (which is when as works better).
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Multiple Inheritance in PHP
...le as having an abstract Tracing class with static methods Debug, SendSMS, etc., which can then be called from within any other class with Tracing::SendSMS() etc. Your other classes are not 'types of' of Tracing, they 'use' Tracing. Note: some people may prefer a singleton over static methods; I pre...
Design Pattern for Undo Engine
...entire building, which include collections of nodes, line elements, loads, etc. which are also custom classes.
22 Answers
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Send POST data using XMLHttpRequest
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Use modern JavaScript!
I'd suggest looking into fetch. It is the ES5 equivalent and uses Promises. It is much more readable and easily customizable.
const url = "http://example.com";
fetch(url, {
method : "POST",
body: new FormData(document.getElementById("input...
How is an HTTP POST request made in node.js?
... Content-Length is bytes and not necessarily string length (UTF-16 etc). Using Buffer.byteLength(data) will always be correct.
– greenimpala
Jan 15 '14 at 10:55
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Switching between GCC and Clang/LLVM using CMake
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If you want to install clang-3.5, clang-3.6, etc. use this to set the default stackoverflow.com/a/30742451/1427533 as otherwise you'll get There is only one alternative in link group cc (providing /usr/bin/cc): /usr/bin/gcc
– miguel.martin
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How can I post data as form data instead of a request payload?
...source action. The form data was also including functions for $get, $save, etc. The solution was to alter the for statement a little to use angular.forEach instead.
– Anthony
Jan 8 '14 at 6:57
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How do I safely pass objects, especially STL objects, to and from a DLL?
...ce, a standard for calling conventions, data packing/alignment, type size, etc.), you will have to jump through a lot of hoops to try and enforce a standard way of dealing with class objects in your program. There's not even a guarantee it'll work after you jump through all those hoops, nor is there...
JUnit test with dynamic number of tests
...e eclipse test runner and with JUnit 4 Method you can re-execute the tests etc. I am only wondering how I can have eclipse show a name for the test - it only shows [0], [1] etc.
– Hans-Peter Störr
Dec 12 '08 at 16:21
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How can I detect the touch event of an UIImageView?
...as the button image. But if you want finer-grain control over taps, moves, etc. this is the way to go.
You'll also want to look at a few more things:
Override canBecomeFirstResponder and return YES to indicate that the view can become the focus of touch events (the default is NO).
Set the userInt...