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How do you sort an array on multiple columns?
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If owner names differ, sort by them. Otherwise, use publication name for tiebreaker.
function mysortfunction(a, b) {
var o1 = a[3].toLowerCase();
var o2 = b[3].toLowerCase();
var p1 = a[1].toLowerCase();
var p2 = b[1].toLowerCase();
if (o1 < o2) return -1;
if (o1 > o2) re...
ab load testing
...ark tool is very basic, and while it will give you a solid idea of some performance, it is a bad idea to only depend on it if you plan to have your site exposed to serious stress in production.
Having said that, here's the most common and simplest parameters:
-c: ("Concurrency"). Indicates how man...
Generate a Hash from string in Javascript
I need to convert strings to some form of hash. Is this possible in JavaScript?
22 Answers
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Create dynamic URLs in Flask with url_for()
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It takes keyword arguments for the variables:
url_for('add', variable=foo)
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Providing white space in a Swing GUI
...orderLayout(int horizontalGap, int verticalGap)
Getter and setter methods
For Horizontal Spacing : BorderLayout.getHgap() and BorderLayout.setHgap(int hgap)
For Vertical Spacing : BorderLayout.getVgap() and BorderLayout.setVgap()
2.) FlowLayout :
Overloaded Constructor : FlowLayout(int align,...
Selecting data frame rows based on partial string match in a column
... not have to be a data.table (but also remember that subsetting approaches for data.frames and data.tables are not identical):
library(data.table)
mtcars[rownames(mtcars) %like% "Merc", ]
iris[iris$Species %like% "osa", ]
If that is what you had, then perhaps you had just mixed up row and column ...
Remove querystring from URL
... to remove the querystring from a Path in Javascript?
I have seen a plugin for Jquery that uses window.location.search. I can not do that: The URL in my case is a variable that is set from AJAX.
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Difference in Months between two dates in JavaScript
How would I work out the difference for two Date() objects in JavaScript, while only return the number of months in the difference?
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Convert RGBA PNG to RGB with PIL
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Here's a version that's much simpler - not sure how performant it is. Heavily based on some django snippet I found while building RGBA -> JPG + BG support for sorl thumbnails.
from PIL import Image
png = Image.open(object.logo.path)
png.load() # required for png.split()
ba...
Check if an array is empty or exists
When the page is loading for the first time, I need to check if there is an image in image_array and load the last image.
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