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Pass all variables from one shell script to another?
... for variables like $DISPLAY, which controls which X Server an application starts in.
Remember, the length of the list of environment variables is not infinite. On my system with a relatively vanilla kernel, xargs --show-limits tells me the maximum size of the arguments buffer is 2094486 bytes. Th...
How to change Git log date formats
...ne with an older version of Git. When I updated Git the custom date format started working. If you take a look at the commit linked to above, I believe you'll need at least v2.6.0-rc0. The example given is exactly what I use. In a full command it would be something like git config --global alias.lg ...
How can I add a PHP page to WordPress?
...on line, you can call your other WP template, functions inside this file.
Start like
<?php require_once("header.php");?> OR
whatever way you are integrating your header and footer to keep the layout consistent.
Since this is a my page, you NEED TO CREATE A PAGE from WordPress admin panel.
...
Write bytes to file
...e bytes so that the result written to the file is the same as the original starting values. The file is always 6 bytes in size, since it writes at position 0.
using System;
using System.IO;
namespace ConsoleApplication1
{
class Program
{
static void Main()
{
byte[] ...
How to test chrome extensions?
...
I found that I can use Selenium web driver for starting fresh browser instance with preinstalled extension and pyautogui for clicks - because Selenium cannot drive "view" of the extension. After clicks you can make screenshots and compare them with 'expected' ones, expect...
Why are these numbers not equal?
...The R Inferno by Patrick Burns devotes the first "Circle" to this problem (starting on page 9)
David Goldberg, "What Every Computer Scientist Should Know About Floating-point Arithmetic," ACM Computing Surveys 23, 1 (1991-03), 5-48 doi>10.1145/103162.103163 (revision also available)
The Floating-...
How to change the author and committer name and e-mail of multiple commits in Git?
... out git filter-branch. The man page includes several examples to get you started. Also note that you can use environment variables to change the name of the author, committer, dates, etc. -- see the "Environment Variables" section of the git man page.
Specifically, you can fix all the wrong autho...
GraphViz - How to connect subgraphs?
...
also the name of the cluster should not start by a capital letter
– JCLL
Sep 9 '16 at 8:29
7
...
Random string generation with upper case letters and digits
...ring.ascii_uppercase + string.digits) for _ in range(N))
or even shorter starting with Python 3.6 using random.choices():
''.join(random.choices(string.ascii_uppercase + string.digits, k=N))
A cryptographically more secure version; see https://stackoverflow.com/a/23728630/2213647:
''.join(rand...
Guava: Why is there no Lists.filter() function?
...-evaluated function - it doesn't actually filter your collection until you start accessing the filtered version. For example, if you iterate over the filtered version, then the filtered elements will pop out of the iterator in the same order as your original collection (minus the ones filtered out, ...