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Hidden Features of PHP? [closed]
... language - everything else I have to piece together from various websites and man pages.
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edited Feb 23 '10 at 20:28
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returning a Void object
...id.
So any of the following would suffice:
parameterizing with Object and returning new Object() or null
parameterizing with Void and returning null
parameterizing with a NullObject of yours
You can't make this method void, and anything else returns something. Since that something is ignored,...
throw Error('msg') vs throw new Error('msg')
... in the chrome console, they look identical. Same properties on the object and the same __proto__ chain. Almost seems like Error acts like a factory.
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What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it
I have a UITableView running under iOS 8 and I'm using automatic cell heights from constraints in a storyboard.
17 Answer...
defaultdict of defaultdict?
...ultdict(int)) will be called when you try to access a key that don't exist and the return value of it will be set as the new value of this key which mean in our case the value of d[Key_dont_exist] will be defaultdict(int), and if you try to access a key from this last defaultdict i.e. d[Key_dont_exi...
Use of undeclared identifier 'kUTTypeMovie'
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You have to add the framework MobileCoreServices to the project, and then import it:
Objective C:
#import <MobileCoreServices/MobileCoreServices.h>
That will make the problem go away.
Swift 4:
import MobileCoreServices
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Git error: “Host Key Verification Failed” when connecting to remote repository
...trying to connect to a remote Git repository that resides on my web server and clone it to my machine.
18 Answers
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BACKUP LOG cannot be performed because there is no current database backup
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Originally, I created a database and then restored the backup file to my new empty database:
Right click on Databases > Restore Database > General : Device: [the
path of back up file] → OK
This was wrong. I shouldn't have first created the da...
What's the difference between CSS classes .foo.bar (without space) and .foo .bar (with space) [dupli
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I think you got a slight misunderstanding what the first one means.
.element .symbol {}
Means that those CSS settings are applied to any HTML element with the class .symbol that is inside an element with the class .element.
<div class="element">
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Using AES encryption in C#
...soft.com/en-us/library/system.security.cryptography.rijndaelmanaged.aspx
And just in case you need the sample in a hurry, here it is in all its plagiarized glory:
using System;
using System.IO;
using System.Security.Cryptography;
namespace RijndaelManaged_Example
{
class RijndaelExample
...