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How can I convert a Unix timestamp to DateTime and vice versa?
There is this example code, but then it starts talking about millisecond / nanosecond problems.
19 Answers
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Check if $_POST exists
I'm trying to check whether a $_POST exists and if it does, print it inside another string, if not, don't print at all.
14 ...
Python - Check If Word Is In A String
I'm working with Python v2, and I'm trying to find out if you can tell if a word is in a string.
11 Answers
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How to ignore a property in class if null, using json.net
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As per James Newton King: If you create the serializer yourself rather than using JavaScriptConvert there is a NullValueHandling property which you can set to ignore.
Here's a sample:
JsonSerializer _jsonWriter = new JsonSerializer {
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Controller not a function, got undefined, while defining controllers globally
...pp', []).controller('ContactController', ContactController);
It is a breaking change but it can be turned off to use globals by using allowGlobals.
Example:-
angular.module('app')
.config(['$controllerProvider', function($controllerProvider) {
$controllerProvider.allowGlobals();
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How to Test a Concern in Rails
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The method you found will certainly work to test a little bit of functionality but seems pretty fragile—your dummy class (actually just a Struct in your solution) may or may not behave like a real class that includes your concern. Additionally if you're trying t...
iPhone Simulator - Simulate a slow connection?
... how the App might react when you are in a slow spot on the cellular network?
6 Answers
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windbg 备忘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...0，本地活动的用户态调试；1，内核转储文件thread_index：kd，内核...Windbg：
[ ||system_index ] | process_index : thread_index>
system_index：0，本地活动的用户态调试；1，内核转储文件
thread_index：kd，内核转储；lkd，本地内核
|| (index) s 切...
Proper use of beginBackgroundTaskWithExpirationHandler
I'm a bit confused about how and when to use beginBackgroundTaskWithExpirationHandler .
5 Answers
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How to create GUID / UUID?
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UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier), according to RFC 4122, are identifiers designed to provide certain uniqueness guarantees.
While it is possible to implement an RFC-compliant UUIDs in a few lines of JS (E.g. see @...