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Calculate number of hours between 2 dates in PHP
...sions provide some new classes called DateTime, DateInterval, DateTimeZone and DatePeriod. The cool thing about this classes is, that it considers different timezones, leap years, leap seconds, summertime, etc. And on top of that it's very easy to use. Here's what you want with the help of this obje...
nil detection in Go
...mpiler is pointing the error to you, you're comparing a structure instance and nil. They're not of the same type so it considers it as an invalid comparison and yells at you.
What you want to do here is to compare a pointer to your config instance to nil, which is a valid comparison. To do that you...
Should *.xccheckout files in Xcode5 be ignored under VCS?
...lows Xcode to know what all of the components that make up a workspace are and where to get them.
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@synthesize vs @dynamic, what are the differences?
...
@synthesize will generate getter and setter methods for your property.
@dynamic just tells the compiler that the getter and setter methods are implemented not by the class itself but somewhere else (like the superclass or will be provided at runtime).
Uses ...
When is the finalize() method called in Java?
... be called on the main class if the main class creates a non-daemon thread and then returns?
– Tom G
Feb 15 '14 at 21:24
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What is the difference between and ? [duplicate]
...ble piece of code I use the directive <%@include file="reuse.html"%> and in the second I use the tag <jsp:include page="reuse.html" />.
Let the code in the reusable file be :
<html>
<head>
<title>reusable</title>
<meta http-equiv="Content-Type" conten...
CSS way to horizontally align table
... a table using CSS. Conforming browsers ought to center tables if the left and right margins are equal. The simplest way to accomplish this is to set the left and right margins to “auto.” Thus, one might write in a style sheet:
table
{
margin-left: auto;
margin-right: auto;
}
But th...
Have Grunt generate index.html for different setups
...n:prod', 'uglify:prod', 'cssmin:prod', 'copy:prod', 'preprocess:prod']);
And in the /src/tmpl/index.html template file (for example):
<!-- @if NODE_ENV == 'DEVELOPMENT' -->
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.js"></script>
<script sr...
How to take screenshot of a div with JavaScript?
...ilding something called the "HTML Quiz". It's completely ran on JavaScript and it's pretty cool.
10 Answers
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How to add Options Menu to Fragment in Android
...Bundle) to notify the fragment that it should participate in options menu handling.
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