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Replace duplicate spaces with a single space in T-SQL
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If you want to remove the spaces at the front and end of the string, then wrap the replace in an LTRIM, RTRIM and it will do it for you.
– Neil Knight
Mar 16 '10 at 15:54
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Activate a virtualenv via fabric as deploy user
...y, activate the projects .virtualenv, which will change dir to the project and issue a git pull.
9 Answers
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Download Github pull request as unified diff
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Great, thanks. And there is also .patch. Why is this not exposed in the GUI? How is one supposed to discover this?
– Thilo
May 31 '11 at 14:04
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Lightweight SQL editor for Eclipse [closed]
...lipse SQL Editor seems very lightweight. It only does syntax highlighting and provides an outline view. As of now the author is planning to eventually add code folding and completion, but those two features are still on the todo list.
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How to extract a string using JavaScript Regex?
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You need to use the m flag:
multiline; treat beginning and end characters (^ and $) as working
over multiple lines (i.e., match the beginning or end of each line
(delimited by \n or \r), not only the very beginning or end of the
whole input string)
Also put the * in the r...
How to place the ~/.composer/vendor/bin directory in your PATH?
I'm on Ubuntu 14.04 and I've been trying all possible methods to install Laravel to no avail. Error messages everything I try. I'm now trying the first method in the quickstart documentation, that is, via Laravel Installer, but it says to "Make sure to place the ~/.composer/vendor/bin directory in...
How can I sharpen an image in OpenCV?
... Wikipedia article on unsharp masking:
You use a Gaussian smoothing filter and subtract the smoothed version from the original image (in a weighted way so the values of a constant area remain constant).
To get a sharpened version of frame into image: (both cv::Mat)
cv::GaussianBlur(frame, image, cv:...
How does MongoDB sort records when no sort order is specified?
...ementation detail. Maintaining order is extra overhead for storage engines and MongoDB's API does not mandate predictability outside of an explicit sort() or the special case of fixed-sized capped collections which have associated usage restrictions. For typical workloads it is desirable for the sto...
is it possible to select EXISTS directly as a bit?
...ike 'theValue%'
When you cast to bit
0 -> 0
everything else -> 1
And NULL -> NULL of course, but you can't get NULL with COUNT(*) without a GROUP BY
bit maps directly to boolean in .net datatypes, even if it isn't really...
This looks similar but gives no row (not zero) if no matches...
Map a network drive to be used by a service
Suppose some Windows service uses code that wants mapped network drives and no UNC paths. How can I make the drive mapping available to the service's session when the service is started? Logging in as the service user and creating a persistent mapping will not establish the mapping in the context of...