Skip to content

Instantly share code, notes, and snippets.

ChinmayVS TheCodeArtist

Block or report user

Report or block TheCodeArtist

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
@TheCodeArtist
TheCodeArtist / estimate-porting-effort-using-commits.sh
Last active Nov 2, 2015
Couple of git and bash commands to generate list of commits (patches) and sort them by size to begin effort estimation.
View estimate-porting-effort-using-commits.sh
# Generate alist of patches from a "base" commit-hash in the past to the HEAD.
# Run this on the source repository
git format-patch --root <commit-hash> <optional-sub-dir> -o patches-from-commit-hash-to-HEAD/
# Generate a sorted (by LoC) list of patch files generate above to focus n the largests changes first.
# NOTE: Sometime, several "small" changes may introduce "dependencies" required by a large change down the line.
# Use "git blame -wCCC", "git log -S <string>" and "git gui blame" for code archaeology.
find ./patches-from-commit-hash-to-HEAD/ -type f -exec wc -l {} + | sort -rn | wc -l > 0000-list-of-commits-sorted-by-lines.txt
@TheCodeArtist
TheCodeArtist / Arduino-UNO-bitmap-triangles-I2C-OLED-display-demo
Last active Aug 29, 2015
Bitmap and Triangles demo on 0.96" I2C 128x64 OLED display connected to Arduino UNO
View Arduino-UNO-bitmap-triangles-I2C-OLED-display-demo
/*
* Bitmap and Shatterring-glass demo on 0.96" I2C 128x64 OLED display connected to Arduino UNO
*
* Demo Video: https://youtu.be/El5VYXpw27I
*
* Author: TheCodeartist (cvs268@gmail.com) 2015
* Licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
* http://creativecommons.org/licenses/by-sa/4.0/
*
*
@TheCodeArtist
TheCodeArtist / git-prevision
Created Apr 30, 2015
git checkout a previous revision of a specific file
View git-prevision
Start by adding the following alias to your gitconfig.
[alias]
prevision = "!f() { git checkout `git log --oneline $2 | awk -v commit="$1" 'FNR == -commit+1 {print $1}'` $2;} ;f"
Usage:
$ git prevision <N> <filename>
will checkout the <N>th revision from the history of the file <filename>.
For example to checkout the immediate previous version of a file x/y/z.c use
@TheCodeArtist
TheCodeArtist / git-prevision
Last active Jul 18, 2018
git checkout a previous revision of a specific file
View git-prevision
Start by adding the following alias to your gitconfig.
[alias]
prevision = "!f() { git checkout `git log --oneline $2 | awk -v commit="$1" 'FNR == -commit+1 {print $1}'` $2;} ;f"
Usage:
$ git prevision <N> <filename>
will checkout the <N>th revision (counting backwards from HEAD) into the history of the file <filename>.
For example to checkout the immediate previous version of a file x/y/z.c use
@TheCodeArtist
TheCodeArtist / atomic-test.c
Created Jul 25, 2013
Define and test custom atomic structure and functions in the absence of gcc intrinsics. atomic_t, atomic_set(), atomic_read(), atomic_inc().
View atomic-test.c
/* atomic-test.c
*
* Compiled using "gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3"
* Compiler cmd : `gcc atomic-test.c -lpthread -o atomic-test`
*
* objdump -S shows that the lock prefix in properly inserted
*
* 08048674 <atomic_inc>:
* 8048674: 55 push %ebp
* 8048675: 89 e5 mov %esp,%ebp
@TheCodeArtist
TheCodeArtist / 0001-Add-mmap-ed-file-support-to-inotify.patch
Created Jun 27, 2013
This patch adds a new flag IN_SYNC - a new inotify event that is triggered whenever msync() is carried out on a mmap-ed file. Patch is tested on v2.6.37 of the Linux Kernel.
View 0001-Add-mmap-ed-file-support-to-inotify.patch
From 83edf446e92c86c738337ca4a35eab48e2f4e0eb Mon Sep 17 00:00:00 2001
From: Chinmay V S <cvs268@gmail.com>
Date: Mon, 17 Jun 2013 13:53:57 +0800
Subject: [PATCH] Add mmap-ed file support to inotify
This patch adds a new flag IN_SYNC. This is a new inotify event that is
triggered whenever msync() is carried out on a mmap-ed file.
Signed-off-by: Chinmay V S <cvs268@gmail.com>
---
You can’t perform that action at this time.