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How to empty/destroy a session in rails?
...1 Accessing the Session recommends to use reset_session if you want remove script-inserted key/value pairs (ex: Something inserted from a controller) and generate a new session. If you want reset only the key/value pairs you set, set those keys to nil.
– sargas
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Escape single quote character for use in an SQLite query
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In bash scripts, I found that escaping double quotes around the value was necessary for values that could be null or contained characters that require escaping (like hyphens).
In this example, columnA's value could be null or contain...
Android Studio: Plugin with id 'android-library' not found
...asting the following code at the beginning of the Gradle build file:
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:1.1.1'
}
}
Replace version string 1.0.+ with the latest version. Released versions of Gradle ...
How do I drop table variables in SQL-Server? Should I even do this?
I have a table variable in a script (not a stored procedure). Two questions:
6 Answers
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AngularJS changes URLs to “unsafe:” in extension page
...ng-csp>'. This is the CSP from my manifest: "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'", Do I need to change the csp in the manifest?
– ebi
Mar 26 '13 at 4:16
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Looking for files NOT owned by someone
...b server refresh and migration. Some user/group ids changed so I needed to script a chown.
– jww
Jan 3 '19 at 23:08
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Git submodule inside of a submodule (nested submodules)
...cursive.
Depending on your version of Git, you could fall back to a more "scripting" approach, with this article Recursively Updating Git Submodules which allows for recursive init and update:
#!/usr/bin/perl
use strict;
use Cwd;
init_and_update();
exit;
sub init_and_update
{
my $start_pat...
How to iterate over associative arrays in Bash
Based on an associative array in a Bash script, I need to iterate over it to get the key and value.
4 Answers
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How do I install imagemagick with homebrew?
...ncy if you want to convert pdf to images for example :
brew install ghostscript
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How to make an OpenGL rendering context with transparent background?
...tProperty textprop;
XSetWindowAttributes attr = {0,};
static char *title = "FTB's little OpenGL example - ARGB extension by WXD";
Xdisplay = XOpenDisplay(NULL);
if (!Xdisplay) {
fatalError("Couldn't connect to X server\n");
}
Xscreen = DefaultScreen(Xdisplay);
Xr...