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postgresql COUNT(DISTINCT …) very slow
...same plan as for the CTE could probably also be produced by other methods (window functions)
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C/C++ include header file order
...ed by them. Both by what those system headers define (both X includes and Windows includes are bad about #define's that mess up other code) and to prevent implicit dependencies. For example, if our code base header file foo.h really depends on <map> but everywhere it was used in .cc files, &...
Can you pass parameters to an AngularJS controller on creation?
...ch different than just setting a regular global Javascript variable at the window level.
– jpierson
Sep 11 '17 at 15:01
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How to remove jar file from local maven repository which was added with install:install-file?
...easier to just delete the files manually from the repository.
Like this on windows Documents and Settings\your username\.m2 or $HOME/.m2 on Linux
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Rendering JSON in controller
...lay({'projects' => []})
This allows the data to be sent to the parent window and bypass cross-site forgery issues.
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Standard way to embed version into python package?
... write the "version.py" file instead of parsing it, but it would open up a window for inconsistency, when you've edited your setup.py to have the new version but haven't yet executed setup.py to update the version.py file. Another reason to have the canonical version be in a small separate file is t...
How to use JavaScript source maps (.map files)?
...ay I click
Ctrl-P
and a list of original files comes up in a small window.
I can then browse through the list to view the file that I would like to inspect and check where the issue might be.
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Increasing the maximum number of TCP/IP connections in Linux
...all of the bandwidth between two parties; if it isn't:
Check if your TCP window setting is large enough. Linux defaults are good for everything except really fast inet link (hundreds of mbps) or fast satellite links. What is your bandwidth*delay product?
Check for packet loss using ping with large...
What do the arrow icons in Subclipse mean?
...ersion control. You can control what resources will be ignored by going to Window → Preferences → Team → Ignored Resources.
- A file not under version control. These are typically new files that you have not committed to the repository yet.
- A versioned file that needs to be added to the re...
Bash: infinite sleep (infinite blocking)
... to start X which will evaluate my .xinitrc . In my .xinitrc I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
...