kaiwan / usefulsnips

Useful snippets of code, scripts, etc

usefulsnips

Useful snippets of code, scripts, etc

Just a small collection of scripts, resource files, code snippets, etc that I find useful.

Utility Name	What it's for
.gvimrc	startup file: gvim startup file; use the .vimrc as well
.vimrc	startup file: vim startup file defaults
0setup.bash	startup file: an initial shell startup settings file; equiv to a .profile
alrm.sh	shell script: post a message dialog (via zenity) after a given timeout
color.sh	generic bash routines: for color manipulation; setting fg, bg colors, etc
common.sh	generic bash routines: lots of useful small and reusable functions
convenient.c	generic 'C' userspace functions, small and reusable
convenient.h	generic 'C' kernel and userspace macros, functions, small and reusable; ref: https://kaiwantech.wordpress.com/2014/01/06/a-header-of-convenience/
ctemplate.c	a simple starting 'C' program 'template'
dot_gdbinit	GDB: startup file; a few aliases etc
err_common.sh	generic bash routines: lots of useful small and reusable functions, mostly for error handling in bash scripts
execlogger.sh	log every process exec; wrapper over B Gregg's wonderful execsnoop-perf utility
gdbline.sh	GDB: simple tool to extract symbol filenames to use within gdb
genlkm	kernel module: generates a simple LKM (kernel module) 'template' in a given dir, along with a basic Makefile
genmk.sh	build: generate a simple Makefile for a typical 'C' systems application
git-clone-linux-kernel.sh	kernel: git clone a Linux kernel
gitlog.sh	git: show human-readable git log
hex2dec	binary executable (linux): converts given hex numbers to decimal
htoprc	startup file: for htop(1)
install_pkg_ubuntu.sh	shell script: install commonly required packages on an Ubuntu/Debian Linux
iowaiting	sys mgmt script: show all tasks that are blocking (waiting) on I/O
lkm	kernel: script: workflow automation; builds and inserts an LKM
lshosts	sys mgmt script: lists all hosts on a given subnet (192.168.0.*); nmap wrapper
maxrss.sh	sys mgmt script: show the 5 processes taking the most phy mem
mkclean	build: perform 'make clean' recursively from given starting dir
monitosys	sys mgmt script: small GUI for monitoring the system; ref: https://kaiwantech.wordpress.com/2014/01/06/simple-system-monitoring-for-a-linux-desktop/
netcon_rcv_linux.sh	sys mgmt script: netconsole: receiver script for Linux
netcon_rcv_win.bat	sys mgmt script: netconsole: receiver script for Windows
netcon_setup.sh	sys mgmt script: Netconsole setup helper script (Linux)
prcsmem	sys mgmt script: show memory usage for a given process(es); wrapper over smem(8)
procshow.sh	sys mgmt script: explores the Linux /proc filesystem
pst.sh	sys mgmt script: Simple but useful wrapper over pstree(1); pass PID to see a particular process's tree
README.md	This file! :-)
restart_lib-Robbins.c	'C' lib of routines, mostly from the excellent book 'UNIX System Programming', Robbins & Robbins
show_dhcp_cli.sh	sys mgmt script: display all IP and MAC addresses over an interface (def to WiFi); wrapper over arp-scan(1)
sshconn.sh	sys mgmt script: wrapper to connect to another system over ssh(1)
sys_summary.sh	sys mgmt script: display system summary
tags_gen	source code: for code browsing, generate cscope(1) and ctags(1) indexes
ver.sh	config: show version info of various- kernel, libraries, sysutils, etc
whats	file util: show some metainfo about the given file
wifi_AP_see.sh	sys mgmt script: WiFi: displays all Access Points, their Quality & signal level; simple wrapper over iwlist(8)
xcc_lkm.sh	kernel dev: this script generates a Makefile to build the given kernel module (works only for simple cases)
xplore_fs	file util: recursively shows (small) file's content, type, etc from given starting dir; v useful to explore parts of sysfs, procfs, etc

Also: try pastebinit - will "paste" it's stdin to a pastebin-like website ! Ubuntu doc: https://help.ubuntu.com/community/Pastebinit