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Should I use encoding declaration in Python 3?
Python 3 uses UTF-8 encoding for source-code files by default. Should I still use the encoding declaration at the beginning of every source file? Like # -*- coding: utf-8 -*-
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Create nice column output in python
I am trying to create a nice column list in python for use with commandline admin tools which I create.
18 Answers
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How do you suppress output in IPython Notebook?
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Add %%capture as the first line of the cell. eg
%%capture
print('Hello')
MyFunction()
This simply discards the output, but the %%capture magic can be used to save the output to a variable - consult the docs
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What does -XX:MaxPermSize do?
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The permanent space is where the classes, methods, internalized strings, and similar objects used by the VM are stored and never deallocated (hence the name).
This Oracle article succinctly presents the working and parameterization of the HotSpot GC and advises you to augmen...
Use curly braces to initialize a Set in Python
I'm learning python, and I have a novice question about initializing sets. Through testing, I've discovered that a set can be initialized like so:
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Cost of storing AMI
...d Amazon will charge per GB provisioned EBS storage. If I create AMI of my instance, does this mean my EBS volume will be duplicated, and hence incur additional cost?
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Is there an onSelect event or equivalent for HTML ?
I have an input form that lets me select from multiple options, and do something when the user changes the selection. Eg,
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In Vim/Vi, how do you move the cursor to the end of the previous word?
In Vim's normal mode:
4 Answers
4
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“int main (vooid)”? How does that work?
I recently had to type in a small C test program and, in the process, I made a spelling mistake in the main function by accidentally using vooid instead of void .
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Convert varchar to uniqueidentifier in SQL Server
A table I have no control of the schema for, contains a column defined as varchar(50) which stores uniqueidentifiers in the format 'a89b1acd95016ae6b9c8aabb07da2010' (no hyphens)
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