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How to deal with SQL column names that look like SQL keywords?
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Wrap the column name in brackets like so, from becomes [from].
select [from] from table;
It is also possible to use the following (useful when querying multiple tables):
select table.[from] from table;
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jQuery selector for the label of a checkbox
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This should work:
$("label[for='comedyclubs']")
See also: Selectors/attributeEquals - jQuery JavaScript Library
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Select DISTINCT individual columns in django?
...te in the docs about using distinct(). The above example will work but all combinations of distinct() and values() may not.
PS: it is a good idea to use lower case names for fields in a model. In your case this would mean rewriting your model as shown below:
class ProductOrder(models.Model):
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Multiline syntax for piping a heredoc; is this portable?
...ncludes these definitions:
pipe_sequence : command
| pipe_sequence '|' linebreak command
newline_list : NEWLINE
| newline_list NEWLINE
;
linebreak : newline_list
| /* empty */...
Set Viewbag before Redirect
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I would like to complete the answer because I am using it and I faced a small problem that is when the TempData is empty for some reason (in my case I only have a message when a conversion is made). So I had to had the test if(TempData["Mess...
Timertask or Handler
...ated tasks on background threads. However, the literature overwhelmingly recommends using Handler over TimerTask in Android (see here, here, here, here, here, and here).
Some of reported problems with TimerTask include:
Can't update the UI thread
Memory leaks
Unreliable (doesn't always work)
Lon...
Representing graphs (data structure) in Python
...s to be a DFS as it keeps on expanding nodes. For the shortest path we can compare the length of the paths and return only the shortest one at the end.
– Jwalant Bhatt
Sep 20 '17 at 3:20
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How to read lines of a file in Ruby
... Correct regex should be /\r?\n/ which will cover both \r\n and \n without combining empty lines as Pod's comment would do
– Irongaze.com
May 23 '13 at 17:05
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Android Studio: Where is the Compiler Error Output Window?
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One thing you can do is deactivate the external build. To do so click on "compiler settings icon" in the "Messages Make" panel that appears when you have an error. You can also open the compiler settings by going to File -> Settings -> Compiler. (Thanx to @maxgalbu for this tip).
Uncheck "...
Do event handlers stop garbage collection from occurring?
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