suchasplus

#!/bin/bash

tcpdump -i eth0 -s 0 -l -w - dst port 3306 | strings | perl -e '
while(<>) { chomp; next if /^[^ ]+[ ]*$/;
    if(/^(SELECT|UPDATE|DELETE|INSERT|SET|COMMIT|ROLLBACK|CREATE|DROP|ALTER|CALL)/i)
    {
        if (defined $q) { print "$q\n"; }
        $q=$_;
    } else {
        $_ =~ s/^[ \t]+//; $q.=" $_";

suchasplus

#!/bin/bash
# Script adbplus
# Run any command adb provides on all your currently connected devices,
# Or prompt to select one device

showHelp() {
	echo "Usage: adbplus [-a] <command>"
	echo "       -h: show help"
	echo "       -a: run command on all device"
	echo "  command: normal adb commands"

suchasplus

#define MAKE_PAIR(text) std::pair<std::string, decltype(text)>{#text, text}
template<typename T>
constexpr static inline auto apply(T const & args)
{
    return args;
}

template<typename T, typename T1, typename... Args>
constexpr static inline auto apply(T const & t, const T1& first, const Args&... args)
{

suchasplus

cat /dev/null > ff.txt

for i in *.blv; do

    seq_num="${i%.blv}" # 分段序列号

    if [ "${#seq_num}" -eq 1 ]; then
        # 给文件名添 0
        mv "$i" "0$seq_num.flv"
    else

suchasplus

$ cat .ssh/config 
Host *
	VisualHostKey yes
	Compression yes
	ServerAliveInterval 60
	#PasswordAuthentication no
	ControlMaster auto
	ControlPersist 4800
 	ControlPath ~/.ssh/control/%r.%h.%p.sock
	

suchasplus

Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

Example

suchasplus

#团队协作Git配置推荐 https://sq.163yun.com/blog/article/197477848982818816
git config --global core.eol lf
git config --global core.autocrlf input
git config --global core.safecrlf false
git config --global core.whitespace trailing-space,space-before-tab,-cr-at-eol
git config --global merge.ff only
git config --global tag.sort version:refname
git config --global log.date iso

#使用Tab缩进, 并在修复时将4空格替换为Tab

suchasplus

brew tap homebrew-ffmpeg/ffmpeg
brew install homebrew-ffmpeg/ffmpeg/ffmpeg
brew options homebrew-ffmpeg/ffmpeg/ffmpeg
brew install homebrew-ffmpeg/ffmpeg/ffmpeg --with-<option1> --with-<option2> ...

#video eg: https://4ksamples.com/puppies-bath-in-4k/

#20s抽一帧
ffmpeg -i PUPPIES_BATH_IN_4K_Original_H.264_AAC.mp4 -f image2 -vf fps=fps=1/20 puppies_%d.png

suchasplus

#!/bin/bash
# Enable RPS (Receive Packet Steering)
cc=$(grep -c processor /proc/cpuinfo)
end=$(((cc-32)/4))
#rpcc=$(head -c $end < /dev/zero | tr '\0' 'f')
#rpcc=$(printf "f%.0s" $(seq $end))
rsfe=32768
count=0
j1=0
j2=0