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CSS I want a div to be on top of everything
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In order for z-index to work, you'll need to give the element a position:absolute or a position:relative property. Once you do that, your links will function properly, though you may have to tweak your CSS a bit afterwards.
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Javascript Drag and drop for touch devices [closed]
...hat must be dragged around. If it is an input element like input, textarea etc, it skips the translation, or if a standard mouse event is attached to it it will also skip a translation.
Result:
Every element on a draggable element is still working.
Happy coding, greetz,
Erwin Haantjes
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What's the cleanest way of applying map() to a dictionary in Swift?
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With Swift 5, you can use one of the five following snippets in order to solve your problem.
#1. Using Dictionary mapValues(_:) method
let dictionary = ["foo": 1, "bar": 2, "baz": 5]
let newDictionary = dictionary.mapValues { value in
return value + 1
}
//let newDictionary = dict...
WaitAll vs WhenAll
...lready. I guess I could give an analogy - it's like the difference between ordering a takeaway and then standing by the door waiting for it to arrive, vs ordering a takeaway, doing other stuff and then opening the door when the courier arrives...
– Jon Skeet
De...
How to use __doPostBack()
...in your C#, you could then use Json.net to deserialise/serialise to object etc.
– Mr. Mr.
Sep 18 '14 at 13:32
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show 3 more comments
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When to use Amazon Cloudfront or S3
...d when you use Amazon S3.
However, after a file expires, CloudFront will fetch it again from your live site (at cost). So cloud front is best for frequently accessed files, and less so for infrequently accessed ones.
One way to set the file expiry for apache is in .htaccess. For example
<files...
Which is the best Linux C/C++ debugger (or front-end to gdb) to help teaching programming? [closed]
... C/C++ IDE that runs on multiple platforms (e.g. Windows, Linux, Mac OS X, etc.). Debugging with Eclipse CDT is comparable to using other tools such as Visual Studio.
You can check out the Eclipse CDT Debug tutorial that also includes a number of screenshots.
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If i synchronized two methods on the same class, can they run simultaneously?
...reads are shut out of all synchronized instance methods on that object.
In order for the two methods to run concurrently they would have to use different locks, like this:
class A {
private final Object lockA = new Object();
private final Object lockB = new Object();
public void methodA...
In Android, how do I set margins in dp programmatically?
...youtParams. If you use relative layout, import LinearLayout.LayoutParams , etc.
Now, if you set the margin using Layout_marginLeft, Right, etc, you need to update margin in this way
layoutParams.setMargins(left, top, right, bottom);
If you set margin using the new layout_marginStart, you need to up...
How to throw std::exceptions with variable messages?
...ceptions such as runtime_error, range_error, overflow_error, logic_error, etc.. You need to pass the string into its constructor, and you can concatenate whatever you want to your message. That's just a string operation.
std::string errorMessage = std::string("Error: on file ")+fileName;
throw std...