Bootstrap 3.3.7 Template
Thu, Oct 31, 2019
<!doctype html> <html lang="en"> <head> <!-- Required meta tags --> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <!-- Bootstrap CSS --> <!-- Latest compiled and minified CSS --> <link rel="stylesheet" href="https://maxcdn.
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Bootstrap 4.3.1 Template
Thu, Oct 31, 2019
<!doctype html> <html lang="en"> <head> <!-- Required meta tags --> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <!-- Bootstrap CSS --> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous"> <title>Hello, world!</title> <style> body { background-color: #070e2a; padding: 30px; } </style> </head> <body> <div id="chart-hello"></div> </body> <!
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PostgreSQL tips
Thu, Oct 31, 2019
Highcharts tips
Sun, Sep 15, 2019
xAxis.dateTimeLabelFormats https://api.highcharts.com/highcharts/xAxis.dateTimeLabelFormats
{ millisecond: '%H:%M:%S.%L', second: '%H:%M:%S', minute: '%H:%M', hour: '%H:%M', day: '%e. %b', week: '%e. %b', month: '%b \'%y', year: '%Y' } Remove all series while(chart.series.length > 0) { chart.
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잠이 안와서 테스트 해 본 HLS 스트리밍
Wed, Sep 4, 2019
캐냐AA 커피원두가 도착했다. 밤 10시에 라떼를 한 잔 마셨더니 잠이 안온다. 그래서 HLS 스트리밍 테스트를 했는데, 잘 된다. 헐.
Step 1. 동영상 분할을 위한 FFmpeg 4.x 설치 $ apt-get install software-properties-common $ add-apt-repository ppa:jonathonf/ffmpeg-4 $ apt install ffmpeg $ ffmpeg -version $ apt install libfaac-dev Step 2.
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FFmpeg compiling on ubuntu 18.04
Sun, Sep 1, 2019
https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu
mkdir -p ~/ffmpeg_sources ~/bin Get the Dependencies apt -y install \ autoconf \ automake \ build-essential \ cmake \ git-core \ libass-dev \ libfreetype6-dev \ libsdl2-dev \ libtool \ libva-dev \ libvdpau-dev \ libvorbis-dev \ libxcb1-dev \ libxcb-shm0-dev \ libxcb-xfixes0-dev \ pkg-config \ texinfo \ wget \ zlib1g-dev apt install -y nasm yasm apt install -y libx264-dev libx265-dev libnuma-dev libvpx-dev libfdk-aac-dev libmp3lame-dev libopus-dev libavfilter-dev cd ~/ffmpeg_sources && \ git -C aom pull 2> /dev/null || git clone --depth 1 https://aomedia.
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Go-Media-Framework installation on Ubuntu 18.04
Sun, Sep 1, 2019
Installing Go Set env export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$HOME/ffmpeg_build/lib/pkgconfig/ Check
pkg-config --libs libavformat $ vi ~/.profile export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/ffmpeg_build/lib Install go get github.com/3d0c/gmf
Handling timezone in Spring Boot
Wed, Aug 28, 2019
LocalDateTime vs ZonedDateTime
LocalDateTime: Time based on system timezone ZonedDateTime: Time based on system or user-defined timezone
LocalDateTime.now(); // 2020-03-02T06:48:56.623993 ZonedDateTime.now(); // 2020-03-02T06:48:56.616338Z[Etc/UTC] ZonedDateTime.now().withZoneSameInstant(memberZone); // 2020-03-02T15:48:56.619674+09:00[Asia/Seoul] ZonedDateTime.now(memberZone); // 2020-03-02T15:48:56.622355+09:00[Asia/Seoul] LocalDateTime.
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아이들과 함께 하는 뱀사다리 게임
Wed, Aug 28, 2019
지수가 얼마전, 하얀 종이에 뱀사다리 게임을 그려서 나에게 가져왔다.
주사위를 굴려서, 나온 수만큼 이동하는데, 뱀을 만나면 미끄러지는 그런 게임인 것 같았다.
좀 갖춰서 만들면 재미있을 것 같아서 엑셀로 만들어봤다.
결과는 대성공.
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