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Finding all cycles in a directed graph
How can I find (iterate over) ALL the cycles in a directed graph from/to a given node?
17 Answers
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Quick way to list all files in Amazon S3 bucket?
...s of filenames in it. What's the easiest way to get a text file that lists all the filenames in the bucket?
27 Answers
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Delete all records in a table of MYSQL in phpMyAdmin
I use wampserver 2.2. When I want to delete all records of a table in phpMyAdmin (select all) it deletes only one record not all records. Why it does not delete all records?
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Export and Import all MySQL databases at one time
I want to keep a backup of all my MySQL databases. I have more than 100 MySQL databases. I want to export all of them at the same time and again import all of them into my MySQL server at one time. How can I do that?
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Can Python test the membership of multiple values in a list?
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This does what you want, and will work in nearly all cases:
>>> all(x in ['b', 'a', 'foo', 'bar'] for x in ['a', 'b'])
True
The expression 'a','b' in ['b', 'a', 'foo', 'bar'] doesn't work as expected because Python interprets it as a tuple:
>>> 'a', 'b...
Is there a way to collapse all code blocks in Eclipse?
...g else via Window -> Preferences, search for "Keys", then for "Collapse All".
To open all code blocks the shortcut is Ctrl+Shift+NUM_KEYPAD_MULTIPLY.
In the Eclipse extension PyDev, close all code blocks is
Ctrl + 9
To open all blocks, is Ctrl + 0
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Vim: Close All Buffers But This One
How can I close all buffers in Vim except the one I am currently editing?
13 Answers
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Drop rows with all zeros in pandas data frame
I can use pandas dropna() functionality to remove rows with some or all columns set as NA 's. Is there an equivalent function for dropping rows with all columns having value 0?
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How to install Android SDK Build Tools on the command line?
... the build tools in the list. They're in the "obsolete" category. To see all available downloads, use
android list sdk --all
And then to get one of the packages in that list from the command line, use:
android update sdk -u -a -t <package no.>
Where -u stands for --no-ui, -a stands fo...
Include all existing fields and add new fields to document
...t aggregation stage where I can instruct it to add a new field and include all existing fields, without having to list all the existing fields.
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