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Clear variable in python

... in that setting a variable to null in PHP gives you similar behaviour in most cases as if you hadn't defined it in the first place. A value of None in Python is quite different from an undefined variable. None is quite like most other incarnations of null, however (until we get into more arcane det...
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Log exception with traceback

...ld go to the log file ERROR:root:Got exception on main handler Traceback (most recent call last): File "/tmp/teste.py", line 9, in <module> run_my_stuff() NameError: name 'run_my_stuff' is not defined share ...
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What is the difference between save and export in Docker?

...ill fetch the whole container : like a snapshot of a regular VM. Saves the OS of course, but also any change you made, any data file written during the container life. This one is more like a traditional backup. It will give you a flat .tar archive containing the filesystem of your container. Ed...
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How to fix corrupted git repository?

I tried cloning my repository which I keep on my Ubuntu one folder to a new machine and I got this: 14 Answers ...
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Inline SVG in CSS

Is it possible to use an inline SVG definition in CSS? 9 Answers 9 ...
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Is it possible to have different Git configuration for different projects?

... The .git/config file in a particular clone of a repository is local to that clone. Any settings placed there will only affect actions for that particular project. (By default, git config modifies .git/config, not ~/.gitconfig - only with --global does it modify the latter.) ...
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Copy file remotely with PowerShell

...e that your script is executable from any client system with access to those UNC paths. If you use local filesystem paths, then you are cornering yourself into running the script on a specific computer. This only works when a PowerShell session runs under the user who has rights to both admini...
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Find when a file was deleted in Git

I have a Git repository with n commits. 6 Answers 6 ...
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Postgresql: password authentication failed for user “postgres”

I have installed PostgreSQL 8.4, Postgres client and Pgadmin 3. Authentication failed for user "postgres" for both console client and Pgadmin. I have typed user as "postgres" and password "postgres", because it worked before. But now authentication is failed. I did it before a couple of times withou...
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How could I use requests in asyncio?

... comes in - the method you run in the executor should be self-contained ((mostly) like requests.get in the above example). That way you don't have to deal with shared memory, locking, etc., and the complex parts of your program are still single threaded thanks to asyncio. – chr...