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Split a string on whitespace in Go?
...n those expression matches.
The slice returned by this method consists of all the substrings
of s not contained in the slice returned by FindAllString. When called
on an expression that contains no metacharacters, it is equivalent to strings.SplitN.
Example:
s := regexp.MustCompile("a*").Split("a...
Nginx 403 error: directory index of [folder] is forbidden
I have 3 domain names and am trying to host all 3 sites on one server (a Digital Ocean droplet) using Nginx.
19 Answers
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Pointer vs. Reference
...meter then you must either check explicitly that it is not NULL, or search all usages of the function to be sure that it is never NULL. This effort is not required for references.
– Richard Corden
Sep 22 '08 at 11:10
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How to add image to canvas
...xt.drawImage(base_image, 0, 0);
}
}
I.e. draw the image in the onload callback of the image.
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IIS7 Permissions Overview - ApplicationPoolIdentity
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ApplicationPoolIdentity is actually the best practice to use in IIS7+. It is a dynamically created, unprivileged account. To add file system security for a particular application pool see IIS.net's "Application Pool Identities". The quick version:
If the ...
Questions every good Java/Java EE Developer should be able to answer? [closed]
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+1 @Jon: I usually subscribe to the "no need to memorize details" school of thought, but if you don't even know the basic conceptual differences between those basic interfaces, then you're definitely not a good Java developer.
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HTML input textbox with a width of 100% overflows table cells
... the input with two divs, the outer has a 3px margin (which makes it 3px smaller than the td), the inner has a 3px padding. This makes the input 6px smaller than the td, which is what you wanted to begin with.
I am not sure about the mechanics of this, but it works.
In this simple example, it a...
Use IntelliJ to generate class diagram
...ow do I get IntelliJ 10.5 (on the Mac) to generate a class diagram showing all of the classes in my project? I'm sure I'm overlooking something obvious, but I can only get the "Show Diagram" feature to show one class at a time. (I also figured out how to add additional classes, but again, only one...
How is the AND/OR operator represented as in Regular Expressions?
...now try to match the string given by the user with the following, automatically created, regex expression:
5 Answers
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How to find the size of an array in postgresql
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cardinality returns the number of all the elements in a single or multidimensional array. So select cardinality(ARRAY[[1,2], [3,4]]); would return 4, whereas select array_length(ARRAY[[1,2], [3,4]], 1) would return 2. If you're counting the first dimension, a...