随笔分类 - application
摘要：mount sdcard device mount [options] <source> <directory> mount /dev/mmcblk1p1 /opt/sdcard root@soc# mount --help Usage: mount [-lhV] mount -a [options
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摘要：git 创建一个空分支 git checkout --orphan new_branch_name git rm -rf . git add file git commit -m 'log' reference: https://www.cnblogs.com/wangyingblock/p/104
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摘要：install google chrome browse on ubuntu wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb sudo dpkg -i google-chrome-stabl
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摘要：shell 开发笔记 Author: Yangkai Wang wang_yangkai@163.com 转载请注明author,出处. while 循环 #!/bin/sh while true; do echo "haha" sleep 1 done for 循环 #!/bin/sh for i
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摘要：YUV420 YUV420: YUV420P: I420: YYYYYYYY UU VV YV12: YYYYYYYY VV UU YUV420SP: NV12: YYYYYYYY UVUV NV21: YYYYYYYY VUVU reference: yuv422，yuv420，yuv444的区别
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摘要：git command git使用笔记 git global setup git config --global user.name "user name" git config --global user.email "user@main.com" git config --list create
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摘要：ubuntu ssh login command ssh <-p port> [user@ip] example: ssh wyk@192.168.0.250 ssh -p 22 wyk@192.168.0.250 sudo sshpass -p "password" ssh root@192.16
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摘要：show library compiler version wyk@ubuntu:~/code/$ arm-none-linux-gnueabi-objdump -s --section=.comment out/lib/libXxx.so ./out/lib/libXxx.so: file for
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摘要：Create patch file diff -uN linux-3.4/init/main.c.orig linux-3.4/init/main.c > init-main.c.patch 打补丁 patch -p1 < debug_code.patch -p 参数剥离层级 refernece:
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摘要：binder reference: https://blog.csdn.net/qq_34738528/article/details/103055998
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摘要：valgrind build: #!/bin/sh TOOLCHAIN=/opt/arm-gnu-toolchain-x86_64-aarch64-none-linux-gnu/bin/aarch64-none-linux-gnu ./configure CC=$TOOLCHAIN-gcc CXX=
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摘要：＃ alsa-utils examples: # ./aplay -Dhw:3,0 file.wav # ./aplay -Dhw:1 file.wav # ./arecord -Dhw:3 -d 6 -f cd -t wav record.wav # amixer cset name="SPKL
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摘要：tinyalsa tinypcminfo # tinypcminfo Usage: tinypcminfo -D card -d device tinymix list controls tinymix [-D n] list one control: example # tinymix -D 0
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摘要：http://sources.openwrt.org/
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摘要：#linux kernel design and implementation(note) reference: https://www.cnblogs.com/wang_yb/p/3514730.html
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摘要：objdump 反汇编 objdump --help Usage: /toolchain path/bin/arm-xx-objdump <option(s)> <file(s)> Display information from object <file(s)>. At least one of
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摘要：linux app read kernel log int klogctl(int type, char *bufp, int len); man klogctl: SYSLOG(2) Linux Programmer's Manual SYSLOG(2) NAME syslog, klogctl
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摘要：当前文件下,GBK编码文件，编码格式改为UTF-8 convmv -f GBK -t UTF-8 --notest -r *
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摘要：mount FTP fs： sudo curlftpfs -o codepage=gbk ftp://username:password@192.168.0.2 /mnt mount ftp, rc add sudo curlftpfs -o rw,allow_other -o codepage=g
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摘要：#use gtags install global sudo apt install global create source gtags wyk@ubuntu:~/home/global-6.6.4$ ls gtags/gtags gtags gtags.1 gtags.c gtags.o exa
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