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Favorite Django Tips & Features?
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I'm just going to start with a tip from myself :)
Use os.path.dirname() in settings.py to avoid hardcoded dirnames.
Don't hardcode path's in your settings.py if you want to run your project in different locations. Use the following code in settings.py if you...
Recommended way to get hostname in Java
...is possible for many reasons. Generally, software should get the hostname from the user in a config file, that way, it is always the correct hostname. You could use InetAddress.getLocalhost().getHostName() as a default if the user does not provide a value.
– Greg
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How to read a file in reverse order?
How to read a file in reverse order using python? I want to read a file from last line to first line.
21 Answers
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How to terminate a Python script
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import sys
sys.exit()
details from the sys module documentation:
sys.exit([arg])
Exit from Python. This is implemented by raising the
SystemExit exception, so cleanup actions specified by finally clauses
of try statements are honored, and it is possib...
Templated check for the existence of a class member function?
...st thing, I use expression SFINAE to exclude the serialize(_imp) functions from overload resolution, if the first expression inside decltype isn't valid (aka, the function doesn't exist).
The void() is used to make the return type of all those functions void.
The 0 argument is used to prefer the o...
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...natives --config java
There are 4 programs which provide 'java'.
Selection Command
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*+ 1 /usr/lib/jvm/jre-1.7.0-openjdk.x86_64/bin/java
2 /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java
3 /usr/lib/jvm/...
How to write log to file
...The safer permissions are 0644 or even 0664 to allow user read/write, user and group read/write, and in both cases disallow everyone write.
– Jonathan
Jun 10 '16 at 16:22
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How to import a module given its name as string?
...st']
>>> modules = map(__import__, moduleNames)
Ripped straight from Dive Into Python.
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Python: How to create a unique file name?
...with two options - File upload and textarea . I need to take the values from each and pass them to another command-line program. I can easily pass the file name with file upload options, but I am not sure how to pass the value of the textarea.
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Run a batch file with Windows task scheduler
...cepted answer, making sure that "run with the highest privileges" are also selected.
– mheavers
Dec 28 '15 at 16:05
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