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How to modify a global variable within a function in bash?
...capture "$@")"; }
e=2
# Add following line, called "Annotation"
function test1_() { passback e; }
function test1() {
e=4
echo "hello"
}
# Change following line to:
capture ret test1
echo "$ret"
echo "$e"
prints as desired:
hello
4
Note that this solution:
Works for e=1000, too.
Prese...
jQuery - setting the selected value of a select control via its text description
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I haven't tested this, but this might work for you.
$("select#my-select option")
.each(function() { this.selected = (this.text == myVal); });
share
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Node.js/Express.js App Only Works on Port 3000
...le node app.js will start it (I personally use nodemon when developing and testing. What you might be thinking of is the express command-line executable that is a helper process that builds out your skeleton file structure. Can you post a gist of your code?
– EhevuTov
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How to make a cross-module variable?
...:
import a
print a.var
import c
print a.var
c.py:
import a
a.var = 2
Test:
$ python b.py
# -> 1 2
Real-world example: Django's global_settings.py (though in Django apps settings are used by importing the object django.conf.settings).
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Return index of greatest value in an array
... Ok this function returns the first encountered index for the greatest value. Let's say I have more than one index with the same highest value, how do I get all these indexes?
– ed1nh0
Apr 15 '19 at 14:02
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Creating an Android trial application that expires after a fixed time period
...ays trial expired, even though i have many days still in dashboard. I also tested on nougat device, seems to be working fine on naugat. maybe it has some older android version compatibility issues
– Amir Dora.
Jun 6 '18 at 7:30
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Tricks to manage the available memory in an R session
...ean out anything you're no longer using, and as an added benefit will have tested your code.
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
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I just tested this and I think that is incorrect. In the case where a rule is overridden, there'll be a strike-through (as my question indicates). See: yfrog.com/f/j3fooep
– Rob Sobers
Jul 16...
Calculate date from week number
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Works Like a charm.. tested a few data: pastebin.com/mfx8s1vq All work flawless! Thanks Mikael!
– Mittchel
Oct 8 '12 at 21:28
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How to convert an IPv4 address into a integer in C#?
...3
And indeed, http://1089059683/ works as expected (at least in Windows, tested with IE, Firefox and Chrome; doesn't work on iPhone though).
Here's a test program to show both conversions, including the network/host byte swapping:
using System;
using System.Net;
class App
{
static long ToIn...