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Add a new element to an array without specifying the index in Bash
...mb Guy points out, it's important to note whether the array starts at zero and is sequential. Since you can make assignments to and unset non-contiguous indices ${#array[@]} is not always the next item at the end of the array.
$ array=(a b c d e f g h)
$ array[42]="i"
$ unset array[2]
$ unset array...
How to convert a dictionary to query string in Python?
...'foo', 'param2': 'bar'})
output: 'pram1=foo&param2=bar'
for python2 and python3 compatibility, try this:
try:
#python2
from urllib import urlencode
except ImportError:
#python3
from urllib.parse import urlencode
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JavaScript module pattern with example [closed]
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In order to approach to Modular design pattern, you need to understand these concept first:
Immediately-Invoked Function Expression (IIFE):
(function() {
// Your code goes here
}());
There are two ways you can use the functions. 1. Function declaration 2. Function expression.
Her...
How to index into a dictionary?
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Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not care about the order of the entries and want to access the keys or values by index anyway, you can use d.keys()[i] and d.values()[i] or d.items()[i]. (Note that these methods create a...
ASP.Net: Literal vs Label
I just wanted to hear some authorities on when and where you should use a LITERAL control over a LABEL .
4 Answers
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Setting the filter to an OpenFileDialog to allow the typical image formats?
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Probably want to get rid of the spaces before and after the pipe character and between the semi-colon and asterisk in the filter portion. But good, otherwise.
– vapcguy
Oct 4 '16 at 14:46
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How do I use Ruby for shell scripting?
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By default, you already have access to Dir and File, which are pretty useful by themselves.
Dir['*.rb'] #basic globs
Dir['**/*.rb'] #** == any depth of directory, including current dir.
#=> array of relative names
File.expand_path('~/file.txt') #=> "/User/mat/...
How to open a local disk file with JavaScript?
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@SamusHands Yeah, you're right, I can reproduce the problem in Safari and Chrome (it works fine in Firefox). Setting the value of the input to null on each onClick event should do the trick, see: stackoverflow.com/a/12102992/63011
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Best way to detect Mac OS X or Windows computers with JavaScript or jQuery
...m trying to move a "close" button to the left side when the user is on Mac and the right side when the user is on PC. Now I'm doing it by examining the user agent, but it can be too easily spoofed for reliable OS detection. Is there a surefire way to detect whether the OS on which the browser is run...
Is there a way to delete a line in Visual Studio without cutting it?
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Edit.LineDelete is the name of the command. By default it's bound to Ctrl + Shift + L, but you can give it whatever you like in Tools | Options | Keyboard.
Edit: Corrected default shortcut info.
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