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best way to preserve numpy arrays on disk
...e use of the Blosc compressor is fundamental for achieving this. The same script but using 'clevel' = 0 (i.e. disabling compression):
$ python bench/store-blpk.py
store time = 3.36 (68.04 MB/s)
loading time = 2.61 (87.80 MB/s)
is clearly bottlenecked by the disk performance.
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Create, read, and erase cookies with jQuery [duplicate]
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Use JavaScript Cookie plugin
Set a cookie
Cookies.set("example", "foo"); // Sample 1
Cookies.set("example", "foo", { expires: 7 }); // Sample 2
Cookies.set("example", "foo", { path: '/admin', expires: 7 }); // Sample 3
Get a cookie
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Call js-function using JQuery timer
...this:
window.setInterval(yourfunction, 10000);
function yourfunction() { alert('test'); }
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How can I capture the right-click event in JavaScript? [duplicate]
... oncontextmenu event.
Here's an example:
<div oncontextmenu="javascript:alert('success!');return false;">
Lorem Ipsum
</div>
And using event listeners (credit to rampion from a comment in 2011):
el.addEventListener('contextmenu', function(ev) {
ev.preventDefault();
alert('su...
How do I load a file into the python console?
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From the man page:
-i When a script is passed as first argument or the -c option is used, enter interactive mode after executing the script or the command. It does not read the $PYTHONSTARTUP file. This can be useful to inspect global variables or a st...
Select all elements with “data-” attribute without using jQuery
Using only JavaScript, what is the most efficient way to select all DOM elements that have a certain data- attribute (let's say data-foo ). The elements may be different tag elements.
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How to get visitor's location (i.e. country) using geolocation? [duplicate]
...rvice will know. or you write service yourself, but that's out of pure javascript scope.
– tishma
Nov 7 '14 at 22:56
1
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Detecting an undefined object property
...ty is the special value undefined, is:
if(o.myProperty === undefined) {
alert("myProperty value is the special value `undefined`");
}
To check if an object does not actually have such a property, and will therefore return undefined by default when you try and access it:
if(!o.hasOwnProperty('m...
Worth switching to zsh for casual use? [closed]
...t to make a /etc/bash_completion.d directory for any additional completion scripts (for instance I have the git completion script in there).
Once this is done the last step is to make sure the .bash_profile file in your home directory has
if [ -f /etc/bash_completion ]; then
. /etc/bash_comp...
Which equals operator (== vs ===) should be used in JavaScript comparisons?
I'm using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing idSele_UNVEHtype.value.length == 0 inside of an if statement.
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