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How do you test running time of VBA code?
... that will let me know the time it took to run, so that I can compare the different running times of functions?
7 Answers
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Regex to match string containing two names in any order
...\b).*$
Test it.
This approach has the advantage that you can easily specify multiple conditions.
^(?=.*\bjack\b)(?=.*\bjames\b)(?=.*\bjason\b)(?=.*\bjules\b).*$
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How do I change the UUID of a virtual disk?
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It would be nice if the VirtualBox UI gave the option to generate a new UUID when you tried to open a disk that's already known. Honestly I don't really use the disk manager for anything, I'd rather VirtualBox just treat virtual disks as file...
Creating an empty file in Ruby: “touch” equivalent?
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If you are worried about file handles:
File.open("foo.txt", "w") {}
From the docs:
If the optional code block is given, it will be passed the opened file
as an argument, and the File object will automatically be clos...
What's the difference between hard and soft floating point numbers?
...t my executable uses hard floats but my libc uses soft floats. What's the difference?
5 Answers
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How to hide command output in Bash
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Usually, output goes either to file descriptor 1 (stdout) or 2 (stderr). If you close a file descriptor, you'll have to do so for every numbered descriptor, as &> (below) is a special BASH syntax incompatible with >&-:
/your/first/command >&- 2>&-
Be careful to note ...
Proper use of 'yield return'
The yield keyword is one of those keywords in C# that continues to mystify me, and I've never been confident that I'm using it correctly.
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Disable back button in android
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Override the onBackPressed method and do nothing if you meant to handle the back button on the device.
@Override
public void onBackPressed() {
if (shouldAllowBack()) {
super.onBackPressed();
} else {
doSomething();
}
}
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Quickly create a large file on a Linux system
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Is it possible that dd is internally using that already? If I do 'dd if=/dev/zero of=zerofile bs=1G count=1' on a 3.0.0 kernel, the write finishes in 2 seconds, with a write data rate of over 500 megabytes per second. That's clearly impossible on a 2.5" laptop harddrive.
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Do we still need end slashes in HTML5?
...br
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Void elements only have a start tag; end tags must not be specified for void elements.
W3C | WHATWG
That being said it's not strict parsing in HTML5 so it won't do any major harm.
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