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emacs使用 -- 默认配置,不断更新中

设置默认c文件缩进风格 ;;define my c mode hook (defun mychook() (c-set-style "linux")) (add-hook 'c-mode-hook 'mychook) M-x hs-minor-mode For Emacs 21: •C-c @ C-M-s show all •C...

2012/04/24 16:32
473
Yocto Package Installation Related Variables

Variables related to image/sdk installation =========================================== PACKAGE_INSTALL: real package list to be installed on image export PACKAGE_INSTALL ?= "${...

2017/09/01 16:28
60
Linux kernel in a nutshell

不值一看

2017/05/31 11:27
21
Licensing in Open Source Community

开源软件的许可证问题的一些笔记,不值一看。

2017/05/31 11:23
6
LFS & Yocto

关于LFS和Yocto的一些很久以前的无聊笔记,不值一看。

2017/05/31 11:20
65
Linux中的session的概念

本文主要讲解Linux中session的概念。之所以写这篇文章,是因为网上大多数博客中对session的解析和理解,基本都有问题。

2014/12/26 14:42
186
Linux查找所有正在运行的守护进程(daemon)

如何查看linux系统上目前正在运行的所有守护进程?

systemd coding style

CODING_SYTLE file from the systemd project.

2014/08/28 09:51
17
Basic Principles in Writing Object-C codes

This blog describes the basics principle for writing Object-C codes.

2014/07/30 11:23
23
Linux下配置object-c开发环境

本篇博客讲述如何在里linux上配置object-c的开发环境,并且给出简单的代码和Makefile示例。

The Packaging Process in Yocto/OE

The automatic packaging process in Yocto (updating with latest Yocto/OE) ======================================================================== Basics about Yocto [important] ...

2013/11/04 17:36
209
Credentials and Access Control in Linux

Credentials and Access Control in Linux ======================================= File ower and permission [important] ------------------------------------ File mode (permission),...

Detect a chroot jail from within

How to detect a chroot jail from within? In other words, how do we know if we are in a chrooted jail? If we have root privilege, we can just compare the device/inode pair of the...

ramfs, rootfs, tmpfs, initramfs and initrd

This document contains some basics about ramfs, rootfs, tmpfs and initramfs. Backgrounds ----------- ramfs is a very simple filesystem that exports Linux's disk caching mechanis...

/etc/mtab must be a symlink to /proc/mounts

With linux >= 2.6.26, /proc/mounts contains all of the information in /etc/mtab, plus more. The mount system call can now pass all of the mount options to the kernel, so no...

determine the max number of open file descriptor

1. header file + sysconf + guess 2. use dup() function #include <unistd.h> #include <limits.h> #include <stdio.h> #include <errno.h> #include <stdlib.h> #ifdef OPEN_MAX ...

self extracting shell script

self extracting shell script *) The payload *) files (binaries, tarballs, text files, etc.) *) installer *) The builder script *) The decompression script chenqi@pek-qchen1-d1:~...

bash: non-login shell和login shell的区别

详细介绍可以察看info bash中的INVOCATION部分。此处仅作简要总结。 The difference between a login shell and a non-login shell (info bash) login shell *) interactive login shell *)...

为什么我的Linux系统中空闲内存如此之少?

"How come there is only so few free memory on my Linux PC?" Come to same question? No matter how much you put RAM in your motherboard, you quickly notice the free RAM is reduced...

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