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Getting reference to the top-most view/window in iOS application
I'm creating a reusable framework for displaying notifications in an iOS application. I'd like the notification views to be added over the top of everything else in the application, sort of like a UIAlertView. When I init the manager that listens for NSNotification events and adds views in response,...
C# member variable initialization; best practice?
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In terms of performance, there is no real difference; field initializers are implemented as constructor logic. The only difference is that field initializers happen before any "base"/"this" constructor.
The constructor approach can be used with auto-implemented prope...
Why is Maven downloading the maven-metadata.xml every time?
...le tells Maven to contact the remote repo (Nexus in my case, Maven Central if you're not using your own remote repo) any time Maven needs to retrieve a snapshot artifact during a build, checking to see if there's a newer copy. The metadata is required for this. If there is a newer copy Maven downl...
HTML if image is not found
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If Default.jpg is not available you will end up in an endless loop. You should add a check if (this.src != 'Default.jpg')
– dehlen
Jul 7 '16 at 10:05
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How to uncommit my last commit in Git [duplicate]
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If you aren't totally sure what you mean by "uncommit" and don't know if you want to use git reset, please see "Revert to a previous Git commit".
If you're trying to understand git reset better, please see "Can you explain w...
Replace multiple characters in a C# string
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So how do we write if we want to replace multiple characters with multiple characters?
– Habip Oğuz
Dec 24 '19 at 23:30
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Why not use exceptions as regular flow of control?
...s quite complex (it was a distributed calculation server), and a slight modification at one side of the program could easily break something in a totally different place.
I wish I could just have launched the program and wait for exceptions to occur, but there were around 200 exceptions during the ...
Jquery insert new row into table at a certain index
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It should be noticed that if jQuery's eq function is given a negative value, it'll loop around to the end of the table. So running this and trying to insert it on the 0 index will cause the new row to be inserted at the end
– ros...
PHP convert date format dd/mm/yyyy => yyyy-mm-dd [duplicate]
...isambiguated by looking
at the separator between the various components: if the separator is a
slash (/), then the American m/d/y is assumed; whereas if the
separator is a dash (-) or a dot (.), then the European d-m-y
format is assumed. Check more here.
Use the default date function.
$va...
.Contains() on a list of custom class objects
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If you are using .NET 3.5 or newer you can use LINQ extension methods to achieve a "contains" check with the Any extension method:
if(CartProducts.Any(prod => prod.ID == p.ID))
This will check for the existence of a pro...