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How to loop through an associative array and get the key? [duplicate]
... using PHP 5, you should avoid using foreach by reference values and since all foreaches use internal array pointer ( current($Array) ) nesting foreaches or using PHP array functions can do weird things.
– Chaoix
Jul 12 '19 at 15:13
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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
...l of optimization, and if you do, you probably want to use attributes like __builtin_expect anyway.
– Brendan Long
Dec 4 '18 at 17:40
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Configure Microsoft.AspNet.Identity to allow email address as username
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The C# version of this (in App_Code\IdentityModels.cs) is
public UserManager()
: base(new UserStore<ApplicationUser>(new ApplicationDbContext()))
{
UserValidator = new UserValidator<ApplicationUser>(this) { AllowOnlyAlphan...
Prevent the keyboard from displaying on activity start
...g both in code, and in xml! Indeed, this is the most correct answer! Especially since it was probably that 3 minutes you spent writing both methods that made you not first ;-)
– eric
Apr 21 '17 at 1:13
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What is the difference between HAVING and WHERE in SQL?
...nt(1)
From Address
Where State = 'MA'
Group By City
Gives you a table of all cities in MA and the number of addresses in each city.
This code:
select City, CNT=Count(1)
From Address
Where State = 'MA'
Group By City
Having Count(1)>5
Gives you a table of cities in MA with more than 5 address...
Overriding a JavaScript function while referencing the original
...tioned in the comments, be sure to include the () at the end. You want to call the outer function and store the result (one of the two inner functions) in a, not store the outer function itself in a.
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Save An Image To Application Documents Folder From UIView On IOS
I have a UIImageView that allows a user to place and hold an image until it can be saved. The problem is, I can't figure out how to actually save and retrieve the image I've placed in the view.
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Sending a message to nil in Objective-C
...I wonder what " sending a message to nil " means - let alone how it is actually useful. Taking an excerpt from the documentation:
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Automatically update version number
...ce the revision and build numbers with a coded date/timestamp, which is usually also a good way.
For more info, see the Assembly Linker Documentation in the /v tag.
As for automatically incrementing numbers, use the AssemblyInfo Task:
AssemblyInfo Task
This can be configured to automatically in...
Execute bash script from URL
...the advantage of using that initial redirection? I ask because for RVM installation, they use the command: bash < <(curl -s https://rvm.beginrescueend.com/install/rvm) Why not just: bash <(curl -s https://rvm.beginrescueend.com/install/rvm)
– Tristan
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