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How to “test” NoneType in python?
... is would be the preferred way to check None.
Hear it from the horse's mouth
Quoting Python's Coding Style Guidelines - PEP-008 (jointly defined by Guido himself),
Comparisons to singletons like None should always be done with is or is not, never the equality operators.
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What is normalized UTF-8 all about?
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Everything You Never Wanted to Know about Unicode Normalization
Canonical Normalization
Unicode includes multiple ways to encode some characters, most notably accented characters. Canonical normalization changes the code points into a canonical encoding form. The...
How do I find the width & height of a terminal window?
... echo -e "lines\ncols"|tput -S to get both the lines and cols see: linux.about.com/library/cmd/blcmdl1_tput.htm
– nickl-
Jan 26 '13 at 3:49
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Where does gcc look for C and C++ header files?
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Well if you use "-v" without a C file that includes a non-existent system header you will not cause gcc to iterate through all the include paths. The key to my answer is bogus.h listed as a system header.
– diciu
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Webfont Smoothing and Antialiasing in Firefox and Opera
I have custom-made web fonts used on my site. To style my rendering output, I used the following code:
8 Answers
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How to cherry pick only changes for only one file, not the whole commit
...s of the file to be the same as on the target branch, you can use git checkout <branch> -- <filename>. This will however not “cherry-pick” the changes that happened in a single commit, but just take the resulting state of said file. So if you added a line in a commit, but previous co...
How to Animate Addition or Removal of Android ListView Rows
...imate the addition and removal of UITableView rows, here's a clip from a youtube video showing the default animation. Note how the surrounding rows collapse onto the deleted row. This animation helps users keep track of what changed in a list and where in the list they were looking at when the d...
Java ArrayList how to add elements at the beginning
...k at Apache's CircularFifoQueue:
CircularFifoQueue is a first-in first-out queue with a fixed size that replaces its oldest element if full.
Just initialize it with you maximum size:
CircularFifoQueue queue = new CircularFifoQueue(10);
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How do I clone a job in Jenkins?
...ee a way to do it through the UI nor can I even see a way to list the jobs out through the UI.
12 Answers
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Is it possible to get all arguments of a function as single object inside that function?
...) // <-- notice no arguments specified
{
console.log(arguments); // outputs the arguments to the console
var htmlOutput = "";
for (var i=0; i < arguments.length; i++) {
htmlOutput += '<li>' + arguments[i] + '</li>';
}
document.write('<ul>' + htmlOu...