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How to secure database passwords in PHP?
...n files stored outside of the web accessible directory must be read by the script that uses them. If someone includes that file, then dumps the data from the file, they will see the password.
– Rick Mac Gillis
Nov 8 '14 at 19:33
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wkhtmltopdf: cannot connect to X server
... called xvfb.
sudo apt-get install xvfb
We need to write a little shell script to wrap wkhtmltopdf in xvfb. Make a file called wkhtmltopdf.sh and add the following:
xvfb-run -a -s "-screen 0 640x480x16" wkhtmltopdf "$@"
Move this shell script to /usr/local/bin, and set permissions:
sudo chmod...
What is the use of the @ symbol in PHP?
...ndex: a"
// suppressed "Notice: Undefined index: b"
$c = @foobar();
echo "Script was not terminated";
// suppressed "Fatal error: Call to undefined function foobar()"
// however, PHP did not "ignore" the error and terminated the
// script because the error was "fatal"
What exactly happens if you ...
How to replace an entire line in a text file by line number
I have a situation where I want a bash script to replace an entire line in a file.
The line number is always the same, so that can be a hard-coded variable.
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Determine if a function exists in bash
...d from bash. Unit tests are initialized, executed and cleaned up in a bash script. This script usualy contains an init(), execute() and cleanup() functions. But they are not mandatory. I'd like to test if they are or are not defined.
...
What is the difference between localStorage, sessionStorage, session and cookies?
...Storage are perfect for persisting non-sensitive data needed within client scripts between pages (for example: preferences, scores in games). The data stored in localStorage and sessionStorage can easily be read or changed from within the client/browser so should not be relied upon for storage of se...
Tar a directory, but don't store full absolute paths in the archive
I have the following command in the part of a backup shell script:
8 Answers
8
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How to detect Ctrl+V, Ctrl+C using JavaScript?
How to detect ctrl + v , ctrl + c using Javascript?
17 Answers
17
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Checkout multiple git repos into same Jenkins workspace
...t workspace (Problematic on a number of levels), or you can set up a shell scripting step which checks out each needed repo to the job workspace at build time.
Previously the Multiple SCM plugin could help with this issue but it is now deprecated. From the Multiple SCM plugin page: "Users should mi...
WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
...tureWorks sample database for SQL Server 2008, and I see in their creation scripts that they tend to use the following:
7 A...