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Using logging in multiple modules
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Best practice is, in each module, to have a logger defined like this:
import logging
logger = logging.getLogger(__name__)
near the top of the module, and then in other code in the module do e.g.
logger.debug('My message with %s', 'vari...
jQuery SVG vs. Raphael [closed]
...ples and Demos. Very extensible architecture. Great with animation.
Cons: is a layer over the actual SVG markup, makes it difficult to do more complex things with SVG - such as grouping (it supports Sets, but not groups). Doesn't do great w/ editing of already existing elements.
jQuery SVG
Pros: ...
How can I check for NaN values?
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math.isnan(x)
Return True if x is a NaN (not a number), and False otherwise.
>>> import math
>>> x = float('nan')
>>> math.isnan(x)
True
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StringUtils.isBlank() vs String.isEmpty()
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StringUtils.isBlank() checks that each character of the string is a whitespace character (or that the string is empty or that it's null). This is totally different than just checking if the string is empty.
From the linked documentation:...
Function overloading in Javascript - Best practices
What is the best way(s) to fake function overloading in Javascript?
36 Answers
36
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How to Convert Boolean to String
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edited Oct 10 '19 at 22:47
Player1
9401212 silver ...
MySQL SELECT only not null values
Is it possible to do a select statement that takes only NOT NULL values?
9 Answers
9
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How do I write a bash script to restart a process if it dies?
...g else that tries to evaluate processes that aren't their children.
There is a very good reason why in UNIX, you can ONLY wait on your children. Any method (ps parsing, pgrep, storing a PID, ...) that tries to work around that is flawed and has gaping holes in it. Just say no.
Instead you need t...
What is the difference between Forking and Cloning on GitHub?
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Basically, yes. A fork is just a request for GitHub to clone the project and registers it under your username; GitHub also keeps track of the relationship between the two repositories, so you can visualize the commits and pulls between the two proj...
Is there a builtin identity function in python?
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Doing some more research, there is none, a feature was asked in issue 1673203 And from Raymond Hettinger said there won't be:
Better to let people write their own trivial pass-throughs
and think about the signature and time costs.
So a better way to...