Jannis Schönleber joennlae

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

Tabs

New Tab

:tabnew - new blank tab
:tabedit [file] - open file in tab

Cursor Movement

gt (:tabn) - next tab

To remove a submodule you need to:

Delete the relevant section from the .gitmodules file.
Stage the .gitmodules changes git add .gitmodules
Delete the relevant section from .git/config.
Run git rm --cached path_to_submodule (no trailing slash).
Run rm -rf .git/modules/path_to_submodule (no trailing slash).
Commit git commit -m "Removed submodule "
Delete the now untracked submodule files rm -rf path_to_submodule

Sample config for 2 million web socket connection

    sysctl -w fs.file-max=12000500
    sysctl -w fs.nr_open=20000500
    # Set the maximum number of open file descriptors
    ulimit -n 20000000

    # Set the memory size for TCP with minimum, default and maximum thresholds 
 sysctl -w net.ipv4.tcp_mem='10000000 10000000 10000000'

Steps to change the URL of Rancher installation and switch from a self-signed certificate to a certificate signed by recognized CA.

Change the Rancher server-url setting to the new URL:
- Navigate to https://<old_rancher_hostname>/g/settings/advanced
- Edit server-url to https://<new_rancher_hostname>
Clear the private CA certificate for the old certificate
- Navigate to https://<old_rancher_hostname>/g/settings/advanced
- Next to cacerts click context menu -> View in API
- Click Edit
- Clear the content of the value field

	-- 1. Place in ~/Library/Scripts and enable the Applescript menu via the Applescript Editor
	-- 2. Substitute "vpn.example.com" and "redacted" for your VPN server and password
	-- 3. Open Security & Privacy System Preferences, go to Privacy, Accessibility
	-- 4. Enable Applescript Editor and System UI Server
	-- 5. Trigger script from the menu
	-- 6. Enjoy being connected

	tell application "Cisco AnyConnect Secure Mobility Client"
	activate
	end tell

	-- 1. Place in ~/Library/Scripts and enable the Applescript menu via the Applescript Editor
	-- (Or export to .app to run from spotlight.)
	-- 2. Substitute "vpn.example.com" and "redacted" for your VPN server and password
	-- 3. Open Security & Privacy System Preferences, go to Privacy, Accessibility
	-- 4. Enable Applescript Editor and System UI Server (or for this .app if so exported)
	-- 5. Trigger script from the menu (or run from spotlight)
	-- 6. Enjoy being connected
	-- 7. Run script again to close connection

	#pragma once
	#include <string>
	#include <iostream>
	#include <fstream>
	#include <sstream>

	class csvfile;

	inline static csvfile& endrow(csvfile& file);
	inline static csvfile& flush(csvfile& file);

	import { AfterViewInit, Directive, ElementRef, EventEmitter, forwardRef, Inject, Injectable, InjectionToken, Injector, Input, NgZone, OnInit, Output } from '@angular/core';
	import { AbstractControl, ControlValueAccessor, FormControl, NG_VALUE_ACCESSOR, NgControl, Validators } from '@angular/forms';
	import { Http } from '@angular/http';

	declare const grecaptcha : any;

	declare global {
	interface Window {
	grecaptcha : any;
	reCaptchaLoad : () => void

	from __future__ import print_function
	import numpy as np
	def asciihist(it, bins=10, minmax=None, str_tag='',
	scale_output=30, generate_only=False, print_function=print):
	"""Create an ASCII histogram from an interable of numbers.

	Author: Boris Gorelik [email protected]. based on http://econpy.googlecode.com/svn/trunk/pytrix/pytrix.py
	License: MIT
	"""
	ret = []