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pass **kwargs argument to another function with **kwargs
...a positional argument
foo({"a": 1, "b": 2, "c": 3})
# this yields the same error as any other positional argument
foo(3)
foo("string")
Here you can see how unpacking a dictionary works, and why sending an actual dictionary fails
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How to find all positions of the maximum value in a list?
... If you want all of them, SilentGhost's solution is much prettier and less error prone.
– nmichaels
Oct 21 '10 at 16:42
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How to estimate a programming task if you have no experience in it [closed]
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I would also error on the side of a slightly higher time estimate after the prototype is done, as 3rd party controls usually add unexpected development time until you get really comfortable with them.
– Crescent Fres...
How do I get started with Node.js [closed]
...Hint is a code-checking tool that'll save you loads of time finding stupid errors. Find a plugin for your text editor that will automatically run it on your code.
Unit Testing:
Mocha is a popular test framework.
Vows is a fantastic take on asynchronous testing, albeit somewhat stale.
Expresso is...
How to convert .pfx file to keystore with private key?
...icate chain length of more than 1.
Certain .Net based Web service clients error out(unable to establish trust relationship), if you don't do the above.
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Setting different color for each series in scatter plot on matplotlib
...n easy fix
If you have only one type of collections (e.g. scatter with no error bars) you can also change the colours after that you have plotted them, this sometimes is easier to perform.
import matplotlib.pyplot as plt
from random import randint
import numpy as np
#Let's generate some random X,...
How do I query for all dates greater than a certain date in SQL Server?
... you'll get January 4 instead of April 1. For other dates you might get an error instead.
– Aaron Bertrand
May 17 '12 at 21:05
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How do I migrate a model out of one django app and into a new one?
...en specific/0003_create_cat is run, throwing an django.db.utils.OperationalError: no such table: common_cat error at you.
South runs migrations in lexicographical order unless dependency is explicitly set. Since common comes before specific all the common's migrations would get run before table ren...
Differences in boolean operators: & vs && and | vs ||
...ogical" operation is performed.
If both operands mismatch, a compile time error is thrown.
The double operators &&, || behave similarly to their single counterparts, but both operands must be conditional expressions, for example:
if (( a < 0 ) && ( b < 0 )) { ... } or simila...
What does && mean in void *p = &&abc;
... printf("startp=%p\n", startp);
return 0;
}
In which case GCC says:
error: label ‘a’ used but not defined
Under the hood - assembly
You need to know assembler to really understand this, but I'll try to explain you what an address of a label means.
After the OS loads the .exe file from th...