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How do I read configuration settings from Symfony2 config.yml?
I have added a setting to my config.yml file as such:
6 Answers
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Selecting/excluding sets of columns in pandas [duplicate]
... is there a way of just selecting the n'th column? ie: df1 = my_df[[n]] where n is the last column of n number of columns, I'm trying negative indexing [[-1]]<- it isn't working :( help!~
– 3kstc
Mar 8 '18 at 3:26
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Specifying and saving a figure with exact size in pixels
...el image just for an example. Here's how to show an 800x800 pixel image in my monitor (my_dpi=96):
plt.figure(figsize=(800/my_dpi, 800/my_dpi), dpi=my_dpi)
So you basically just divide the dimensions in inches by your DPI.
If you want to save a figure of a specific size, then it is a different ...
adb not finding my device / phone (MacOS X)
...list in adb . Lots of other phones and devices work fine for me so I know my setup is good.
34 Answers
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MySQL error 2006: mysql server has gone away
I'm running a server at my office to process some files and report the results to a remote MySQL server.
28 Answers
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Setting DEBUG = False causes 500 Error
Once I change the DEBUG = False , my site will generate 500 (using wsgi & manage.py runserver), and there is no error info in Apache error log and it will run normally when I change debug to True .
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setting an environment variable in virtualenv
...vironment variables to get its configuration, but I use virtualenv to test my app locally first.
10 Answers
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How do I fetch lines before/after the grep result in bash?
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This prints 10 lines of trailing context after matching lines
grep -i "my_regex" -A 10
If you need to print 10 lines of leading context before matching lines,
grep -i "my_regex" -B 10
And if you need to print 10 lines of leading and trailing output context.
grep -i "my_regex" -C 10
Examp...
Git - How to fix “corrupted” interactive rebase?
I managed to create a little mess in my local git repository. I was trying to fix a broken commit by using the following instructions . Before running the "git commit --amend" (and after the git rebase --interactive) I decided that my changes were incorrect and so I executed "git reset HEAD --hard"...
How to execute a JavaScript function when I have its name as a string
...nts);
That, however, will not work with a namespace'd function:
window["My.Namespace.functionName"](arguments); // fail
This is how you would do that:
window["My"]["Namespace"]["functionName"](arguments); // succeeds
In order to make that easier and provide some flexibility, here is a conven...