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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):
...
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...
How can I profile C++ code running on Linux?
...d be easier to spot, on subsequent passes. This magnification effect, when compounded over multiple problems, can lead to truly massive speedup factors.
Caveat: Programmers tend to be skeptical of this technique unless they've used it themselves. They will say that profilers give you this informati...
MongoDB: Combine data from multiple collections into one..how?
How can I (in MongoDB) combine data from multiple collections into one collection?
11 Answers
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Do event handlers stop garbage collection from occurring?
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How Do I Use Factory Girl To Generate A Paperclip Attachment?
...ctoryGirl.define block (which isn't what happens in this gist: gist.github.com/313121).
– Sam
Dec 24 '12 at 15:44
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How can I make Visual Studio's build be very verbose?
...++ → General
Change the setting for Suppress Startup Banner to No
The cl command line(s) will be shown in the output window.
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Viewing all `git diffs` with vimdiff
...onyamo Setting alias should be always based on how often we are using some commands. I am often using git diff than git difftool. So I have aliased d to 'diff' and 'dt' to difftool'. Usability is matter than creating aliases with pattern.
– Habeeb Perwad
Jan 8 ...