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How to check if a column exists in a SQL Server table?
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A more concise version
IF COL_LENGTH('table_name','column_name') IS NULL
BEGIN
/* Column does not exist or caller does not have permission to view the object */
END
The point about permissions on viewing metadata applies to ...
Joins are for lazy people?
...n.
Edit: There are some rare cases where custom client code can do things more efficiently than a straightforward DB join (see comment by meriton). But this is very much the exception.
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How do I split a string so I can access item x?
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jQuery.ajax handling continue responses: “success:” vs “.done”?
...ion in the ajax call. However, since the implementation of $.Deferreds and more sophisticated callbacks, done is the preferred way to implement success callbacks, as it can be called on any deferred.
For example, success:
$.ajax({
url: '/',
success: function(data) {}
});
For example, done:
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How do you change the server header returned by nginx?
...n, replacing Nginx's standard HttpHeadersModule with the forked HttpHeadersMoreModule. Recompiling the standard module is still the quick fix, and makes sense if you want to use the standard module and won't be changing the server string often. But if you want more than that, the HttpHeadersMoreModu...
Java equivalent of C#'s verbatim strings with @
... i love c# 6 with @"string" and $"string{i}" and very futures more than java
– Guido Mocha
May 11 '17 at 7:39
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How do I force a favicon refresh?
...at all, but not my new one. I do not think this is a Grails issue per se, more an issue with favicons.
31 Answers
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How can one display images side by side in a GitHub README.md?
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This solution is better if you want to put more images on the same line on github. I managed to put 4 on the same line with this solution but only 3 with wigging's solution.
– vinzee
Aug 4 '17 at 17:21
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Copying files using rsync from remote server to local machine
...e so /path/to/local/storage/copy. If that's what you want great. However a more common scenario is you want to copy the contents of the remote directory into a directory in your local. Then you would do /path/to/copy/ which would place the contents inside the directory /path/to/local/storage without...