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Conditionally start at different places in storyboard from AppDelegate
...roller, and all the associated VCs with tabBar are also designed in VC, so now I have a case, where I want to show walkthrough of my app, So now when my app is first launched, I want to make walkthrough VC as the root VC instead of tabBarcontroller and when my walkthrough finishes , I want to make t...
Excel “External table is not in the expected format.”
...
I have the ACE engine installed, but I need to know what reference I I need to include in my project so that my installer includes it. Not all machines that my app is installed on will necessarily have MS Office installed.
– jp2code
M...
What is a callback function?
... somewhere you can get to it
Execution comes back to where it was in [1]
Now suppose factorial took a really long time, because you're giving it huge numbers and it needs to run on some supercomputing cluster somwhere. Let's say you expect it to take 5 minutes to return your result. You could:
K...
Generic deep diff between two objects
...d to format diff object in arbitrary way based on passed primitive values (now this job is done by "compareValues" method).
var deepDiffMapper = function () {
return {
VALUE_CREATED: 'created',
VALUE_UPDATED: 'updated',
VALUE_DELETED: 'deleted',
VALUE_UNCHANGED: 'unchanged',
...
Why must a lambda expression be cast when supplied as a plain Delegate parameter
...her be converted to a delegate type or an expression tree - but it has to know which delegate type. Just knowing the signature isn't enough. For instance, suppose I have:
public delegate void Action1();
public delegate void Action2();
...
Delegate x = () => Console.WriteLine("hi");
What woul...
iPhone and OpenCV
I know that OpenCV was ported to Mac OS X , however I did not find any info about a port to the iPhone.
13 Answers
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Can't install PIL after Mac OS X 10.9
... tool, in Mountain Lion this was an option on the xcode Download page, but now you have to register with your apple id and download from: https://developer.apple.com/downloads/
Look for Command Line Tools (OS X Mavericks) for Xcode
2) Install everything needed for python (using brew), I believe yo...
javascript scroll event for iPhone/iPad?
... ehm .. actually, window.onscroll is firing on my ipad all the time now, while panning, and after panning, while decelerating. did something change ?
– commonpike
Apr 21 '15 at 21:18
...
IntelliJ IDEA generating serialVersionUID
...| Reveal Log in ...) for exceptions, encrypted home directory on Linux is known to cause problems because of the kernel bug.
– CrazyCoder
Oct 16 '12 at 10:53
1
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Make function wait until element exists
...on of MutationObserver.
EDIT: All major browsers support MutationObserver now.
Something along the lines of this should do the trick:
// callback executed when canvas was found
function handleCanvas(canvas) { ... }
// set up the mutation observer
var observer = new MutationObserver(function (mut...