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How to convert SQL Query result to PANDAS Data Structure?
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throws Exception in finally blocks
...owever, the concept that the Exception should not be just ignored was most compactly handled by showing a log statement.
– Darron
Feb 17 '10 at 15:09
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See line breaks and carriage returns in editor
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Same question here: superuser.com/questions/97692/…
– Alec Jacobson
Oct 5 '10 at 2:52
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How to perform file system scanning
...g file paths has changed as of weekly.2011-09-16, see http://groups.google.com/group/golang-nuts/msg/e304dd9cf196a218. The code below will not work for release versions of GO in the near future.
There's actually a function in the standard lib just for this: filepath.Walk.
package main
import (
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Flatten an Array of Arrays in Swift
...riate for the use described in the question (flattening a 2D array to 1D). compactMap is explicitly for removing nil items from a sequence, as a variant of flatMap once did.
– Jim Dovey
Aug 8 '19 at 22:29
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Using a .php file to generate a MySQL dump
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You can use the exec() function to execute an external command.
Note: between shell_exec() and exec(), I would choose the second one, which doesn't return the output to the PHP script -- no need for the PHP script to get the whole SQL dump as a string : you only need it written ...
pandas: filter rows of DataFrame with operator chaining
Most operations in pandas can be accomplished with operator chaining ( groupby , aggregate , apply , etc), but the only way I've found to filter rows is via normal bracket indexing
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Paste in insert mode?
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CTRL-R * only works in GVIM or versions that are compiled to interact with x. Type vim --version and look for +xterm_clipboard. If you don't have that, you need a different version of vim. (vim.wikia.com/wiki/Accessing_the_system_clipboard)
– Conrad....
Iterate through object properties
...and not one inherited from the base class. A good explanation: brianflove.com/2013/09/05/javascripts-hasownproperty-method
– Kyle Richter
Apr 28 '14 at 20:02
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