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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...
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...
Linux: copy and create destination dir if it does not exist
...rn about: $_. I can see myself using it quite a bit from now on. I wrote a script to automate the whole process and put up in this thread. Give it a go, maybe you'll like: stackoverflow.com/questions/1529946/…
– thebunnyrules
Feb 26 '18 at 6:56
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What is the python “with” statement designed for?
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Because I used it to open a py script. with open('myScript.py', 'r') as f: pass. I expected to be able to call the variable f to see the text content of the document, as this is what would appear if the document were assigned to f via a regular open statem...
T-SQL split string
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Thanks a lot Andy. I made a small enhancement to your script to allow the function to return an item at a specific index in the split string. It is useful only in situations when you the structure of the column one is parsing. gist.github.com/klimaye/8147193
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Why am I getting a NoClassDefFoundError in Java?
...f one of it dependency like native library may not available.
Any start-up script is overriding Classpath environment variable.
You might be running your program using jar command and class was not defined in manifest file's ClassPath attribute.
Resources:
3 ways to solve NoClassDefFoundError
ja...
How do you log server errors on django sites
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I just had an annoying problem with my fcgi script. It occurred before django even started. The lack of logging is sooo painful. Anyway, redirecting stderr to a file as the very first thing helped a lot:
#!/home/user/env/bin/python
sys.stderr = open('/home/user/fcgi_e...
Why are functions and methods in PHP case-insensitive?
...s, then loop tags, functions, etc. At no point did I think I was writing a scripting language. I was simply adding a little bit of functionality to the macro replacement parser. I was still writing all my real business logic in C.
I have read somewhere that since all the functions introduced essent...
Why are there two build.gradle files in an Android Studio project?
...mple in your top level file you can specify these common properties:
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:1.3.0'
}
}
ext {
compileSdkVersion = 23
buildToolsVersion = "23.0.1"
}
In your app\...