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rgdal package installation
...at can be useful, still under a Debian based system, is to install the apt-file package and run :
$ sudo apt-file update
Then, when you get an error such as :
configure: error: proj_api.h not found in standard or given locations.
You can use the following command to find which package you must...
Bootstrap table striped: How do I change the stripe background colour?
...ll lose your custom override. Much better to have custom css in a separate file which you put directly after bootstrap.css in the head.
– Ben Thurley
Aug 8 '14 at 11:53
...
How can I generate a self-signed certificate with SubjectAltName using OpenSSL? [closed]
...ax?
It's a three-step process, and it involves modifying the openssl.cnf file. You might be able to do it with only command line options, but I don't do it that way.
Find your openssl.cnf file. It is likely located in /usr/lib/ssl/openssl.cnf:
$ find /usr/lib -name openssl.cnf
/usr/lib/openssl.c...
How to print last two columns using awk
...otal number of fields in the input record:
awk '{print $(NF-1),"\t",$NF}' file
this assumes that you have at least 2 fields.
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How can I make setuptools install a package that's not on PyPI?
...nstalled with the command pip -r requirements.txt.
Including requirements files
Requirements files can include other requirements files:
requirements-docs.txt
sphinx
-r requirements-dev.txt
requirements-dev.txt
some-dev-tool
-r requirements.txt
requirements.txt
package1
package2==1.0.2
pac...
How to save a plot as image on the disk?
...he device using dev.off()
Some example code for saving the plot to a png file:
fit <- lm(some ~ model)
png(filename="your/file/location/name.png")
plot(fit)
dev.off()
This is described in the (combined) help page for the graphical formats ?png, ?bmp, ?jpeg and ?tiff as well as in the separa...
How to fix corrupted git repository?
...y .git folder that was showing new repo for every save made on any tracked file (so I ended up with like 50 master repositories before I tried this fix)
– moped
Dec 18 '17 at 12:25
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How can you list the matches of Vim's search?
...
" put in your ~/.vimrc file
" START search related configs and helps
"
" ignore case when searching
set ignorecase
" search as characters are entered, as you type in more characters, the search is refined
set incsearch
...
How to provide user name and password when connecting to a network share
...)
using (new NetworkConnection(@"\\server2\write", writeCredentials)) {
File.Copy(@"\\server\read\file", @"\\server2\write\file");
}
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PHP convert XML to JSON
...
<?php
class XmlToJson {
public function Parse ($url) {
$fileContents= file_get_contents($url);
$fileContents = str_replace(array("\n", "\r", "\t"), '', $fileContents);
$fileContents = trim(str_replace('"', "'", $fileContents));
$simpleXml = simplexml_load_s...