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Chrome Dev Tools: How to trace network for a link that opens a new tab?
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I wish I could upvote this twice. I've made a content script for chrome that does this on a hotkey, and it literally saved hours of my life.
– polkovnikov.ph
Aug 4 '16 at 11:23
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Better way to check variable for null or empty string?
...sses and fall back to it. It sounds far more work that hacking a quick PHP script (and it is the first time), but it's reusable, flexible, and much less error prone since form validation with usual PHP tends to quickly become spaguetti code.
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NPM global install “cannot find module”
... true, '/opt/lib/node_modules', true, '/opt/lib/node_modules' ]
[cut]
My script fails on require('promised-io/promise'):
[neek@uberneek project]$ node buildscripts/stringsmerge.js
module.js:340
throw err;
^
Error: Cannot find module 'promised-io/promise'
at Function.Module._re...
Open a folder using Process.Start
...r will open to that other folder—or if those are actually executables or scripts, it will run them instead of opening the folder as you intended.
– binki
Nov 14 '18 at 16:18
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Have the same README both in Markdown and reStructuredText
... lambda f: open(f, 'r').read()
setup(
# name, version, ...
long_description=read_md('README.md'),
install_requires=[]
)
This will automatically convert README.md to RST for the long description using on PyPi. When pypandoc is not available, then it just reads README.md without the con...
How to mkdir only if a directory does not already exist?
I am writing a shell script to run under the KornShell (ksh) on AIX. I would like to use the mkdir command to create a directory. But the directory may already exist, in which case I do not want to do anything. So I want to either test to see that the directory does not exist, or suppress the "Fil...
gulp command not found - error after installing gulp
...ly in the project.
npm install gulp
Add below line in your package.json
"scripts": {
"gulp": "gulp"
}
Run gulp.
npm run gulp
This worked for me.
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Shell one liner to prepend to a file
...time. Such fun.
The solution exploits the exact implementation of file descriptors on your system and, because implementation varies significantly between nixes, it's success is entirely system dependent, definitively non-portable, and should not be relied upon for anything even vaguely important....
PostgreSQL database default location on Linux
... "PGDATA=/var/lib/pgsql/data" to whatever location you want in the initial script file /etc/init.d/postgresql.
Remember to chmod 700 and chown postgres:postgres to the new location and you're the boss.
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REST APIs: custom HTTP headers vs URL parameters
...aders have the following advantages:
Can be read easily by network tools/scripts (authentication, meta info, ...)
Keeps urls free from security stuff (safer, not in browser/proxy caches)
Keeps urls cleaner: allows for better caching of resources
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