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How to perform element-wise multiplication of two lists?
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On the other hand, if they want to do anything else beyond the trivial case here the OP would be well advised to use Numpy.
– Henry Gomersall
Apr 22 '12 at 20:41
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How to sum up an array of integers in C#
...is worth noting that this will get raise an error System.OverflowException if the result would be greater than you can fit in a signed 32 bit integer (i.e. (2^31) -1 or in english ~ 2.1 billion).
– ChrisProsser
Mar 14 '15 at 20:15
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Asynchronous shell commands
I'm trying to use a shell script to start a command. I don't care if/when/how/why it finishes. I want the process to start and run, but I want to be able to get back to my shell immediately...
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Set cursor position on contentEditable
...arentAnchor && parentAnchor != document.documentElement) {
if(parentAnchor == editable) {
isOrContainsAnchor = true;
}
parentAnchor = parentAnchor.parentNode;
}
while(parentFocus && parentFocus != document.documentElement) {
if(par...
How can I move a single directory from a git repository to a new repository whilst maintaining the h
...ll this whilst maintaining the revision history of the individual projects if possible.
3 Answers
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Best way to combine two or more byte arrays in C#
...IEnumerable<byte> using LINQ's Concat<> - 0 seconds
So, if you need a new byte array, use
byte[] rv = new byte[a1.Length + a2.Length + a3.Length];
System.Buffer.BlockCopy(a1, 0, rv, 0, a1.Length);
System.Buffer.BlockCopy(a2, 0, rv, a1.Length, a2.Length);
System.Buffer.BlockCopy(a...
Rails update_attributes without save?
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@Robin I'll update the example to be a bit more specific. The example in the docs is also a bit misleading, as it doesn't mention that user.assign_attributes({ :name => 'Josh', :is_admin => true }) raises an error message and doesn't actually set the user's name property...
UIView with rounded corners and drop shadow?
...r answer regarding masksToBounds.
Note
This may not work in all cases. If you find that this method interferes with other drawing operations that you are performing, please see this answer.
share
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How long should SQL email fields be? [duplicate]
...really long but do you really need worry about these long Email addresses? If someone can't login with a 100-char Email, do you really care? We actually prefer they can't.
Some statistical data may shed some light on the issue. We analyzed a database with over 10 million Email addresses. These addr...
What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
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But if your XML contains astral characters, and you are using Xalan, note issues.apache.org/jira/browse/XALANJ-2419 and see also stackoverflow.com/a/11987283/1031689
– JasonPlutext
Aug 24 '1...