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Implementing IDisposable correctly
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@Ortund You misunderstood. It's best to use a using block when the class implements IDisposable. If you don't need a class to be disposable, don't implement it. It serves no purpose.
– Daniel Mann
Aug 20 '13 at 14:16
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Compelling examples of custom C++ allocators?
...tom allocation the accelerator runtime or driver is notified of the memory block
in addition the operating system can make sure that the allocated block of memory is page-locked (some call this pinned memory), that is, the virtual memory subsystem of the operating system may not move or remove the p...
How can I expand and collapse a using javascript?
...var ele = document.getElementById(elementId);
if(ele.style.display == "block") {
ele.style.display = "none";
}
else {
ele.style.display = "block";
}
}
</script>
You can pass the div ID and it will toggle between display 'none' or 'block'.
Original source...
live output from subprocess command
...utput.
The only advantage of the file approach is that your code doesn't block. So you can do whatever you want in the meantime and read whenever you want from the reader in a non-blocking way. When you use PIPE, read and readline functions will block until either one character is written to the p...
How to check iOS version?
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Can I use guard in Objective-C instead of leaving the block open and indent in else statement?
– Legoless
Sep 19 '17 at 15:44
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What is the difference between “AS” and “IS” in an Oracle stored procedure?
...sidering previous answers,
I guess
AS is for stand alone (outside of any block, subprogram, package) entities
and
IS is for embedded (within a block, subprogram or package) entities.
.
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CSS Image size, how to fill, not stretch?
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CSS
.container {
width: 300px;
height: 200px;
display: block;
position: relative;
overflow: hidden;
}
.container img {
position: absolute;
top: 0;
left: 0;
width: 100%;
}
It's a pain in CSS to do what you want and center the image, there is a quick fix ...
CSS selector by inline style attribute
...d can be matched with a substring attribute selector:
div[style*="display:block"]
It is for this very reason however that it's extremely fragile. As attribute selectors don't support regular expressions, you can only perform exact substring matches of the attribute value. For instance, if you hav...
When should we call System.exit in Java
...an unknown thread. System.exit never exits normally because the call will block until the JVM is terminated. It's as if whatever code is running that has the power plug pulled on it before it can finish. Calling System.exit will initiate the program's shutdown hooks and whatever thread that calls...
vertical divider between two columns in bootstrap
...ld)::after {
background: #e0e0e0;
width: 1px;
content: "";
display:block;
position: absolute;
top:0;
bottom: 0;
right: 0;
min-height: 70px;
}
Any row with this class will now have vertical divider between all of the columns it contains...
You can see how this works in this examp...