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Two-dimensional array in Swift
...repeating: Array(repeating: 0, count: 2), count: 3)
Change element at position
arr[0][1] = 18
OR
let myVar = 18
arr[0][1] = myVar
Change sub array
arr[1] = [123, 456, 789]
OR
arr[0] += 234
OR
arr[0] += [345, 678]
If you had 3x2 array of 0(zeros) before these changes, now you have: ...
Returning a value from thread?
... variable that will hold the return value from the thread and then capture it in a lambda expression. Assign the "return" value to this variable from the worker thread and then once that thread ends you can use it from the parent thread.
void Main()
{
object value = null; // Used to store the ret...
How does View Controller Containment work in iOS 5?
...ession 102, Apple introduced View Controller Containment, which is the ability to create custom view controller containers, analogous to UITabBarController , UINavigationController , and the like.
...
How to intercept touches events on a MKMapView or UIWebView objects?
...ing wrong but I try to catch touches on a MKMapView object. I subclassed it by creating the following class :
14 Answers
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Download file from an ASP.NET Web API method using AngularJS
...
Support for downloading binary files in using ajax is not great, it is very much still under development as working drafts.
Simple download method:
You can have the browser download the requested file simply by using the code below, and this is supported in all browsers, and will obviou...
Can I use a min-height for table, tr or td?
...
It's not a nice solution but try it like this:
<table>
<tr>
<td>
<div>Lorem</div>
</td>
</tr>
<tr>
<td>
<di...
git merge: apply changes to code that moved to a different file
I am attempting a pretty beefy git merge maneuver right now. One problem that I am coming across is that I made some changes to some code in my branch, but my colleague moved that code to a new file in his branch. So when I did git merge my_branch his_branch , git did not notice that the code in ...
How do I programmatically click a link with javascript?
...
Actually, so far it worked in all browsers I tried, including IE, Safari, Chrome, Firefox and Opera.
– arik
Jan 29 '12 at 17:17
...
How to Test a Concern in Rails
...
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 to test model ...
Is there a way to detect if an image is blurry?
...
Yes, it is. Compute the Fast Fourier Transform and analyse the result. The Fourier transform tells you which frequencies are present in the image. If there is a low amount of high frequencies, then the image is blurry.
Defining t...