| # Download portion of video | |
| yt-dlp -4 -f "mp4" -S "res:1080" --write-thumbnail --download-section "*30:52-31:54" "https://www.youtube.com/watch?v=8Kazdjpf7oI" | |
| # Download Twitter Thread | |
| ttm -f -t -q -a --assets-path images -p posts --filename mobile-app-pms-india-2023 https://twitter.com/championswimmer/status/1622946183881564160 | |
| # Speed up a video | |
| ffmpeg -i trainer.mp4 -filter:v "setpts=1/1.1*PTS" -filter:a "atempo=1.1" trailer.mp4 |
| ██████╗░███████╗███████╗░█████╗░░█████╗░████████╗░█████╗░██████╗░ | |
| ██╔══██╗██╔════╝██╔════╝██╔══██╗██╔══██╗╚══██╔══╝██╔══██╗██╔══██╗ | |
| ██████╔╝█████╗░░█████╗░░███████║██║░░╚═╝░░░██║░░░██║░░██║██████╔╝ | |
| ██╔══██╗██╔══╝░░██╔══╝░░██╔══██║██║░░██╗░░░██║░░░██║░░██║██╔══██╗ | |
| ██║░░██║███████╗██║░░░░░██║░░██║╚█████╔╝░░░██║░░░╚█████╔╝██║░░██║ | |
| ╚═╝░░╚═╝╚══════╝╚═╝░░░░░╚═╝░░╚═╝░╚════╝░░░░╚═╝░░░░╚════╝░╚═╝░░╚═╝ |
| class MyTask extends AsyncTask { | |
| void onPreTask() { | |
| // step 1: this runs on main thread | |
| } | |
| void onTastExecute() { | |
| // step 2: this runs on a separate background thread |
Let us take a look at Annotations in Kotlin, and start with a simple example of processing annotations at runtime using JVM's reflection framework.
NOTE: This is shown in Kotlin, but is specific to how Kotlin/JVM works, and is not applicable to Kotlin/JS or Kotlin/Native.
First of all, we create annotations in Kotlin using the keywords annotation class.
| package com.codingblocks.handlerasync | |
| import android.annotation.SuppressLint | |
| import android.os.Bundle | |
| import android.os.Handler | |
| import android.os.Looper | |
| import android.util.Log | |
| import androidx.appcompat.app.AppCompatActivity | |
| import kotlinx.android.synthetic.main.activity_main.* |
| package com.codingblocks.handlerasync | |
| import android.annotation.SuppressLint | |
| import android.os.Bundle | |
| import android.os.Handler | |
| import android.os.Looper | |
| import android.util.Log | |
| import androidx.appcompat.app.AppCompatActivity | |
| import kotlinx.android.synthetic.main.activity_main.* |
| const express = require('express') | |
| const app = express() | |
| let todos = [] | |
| app.use(express.json()) | |
| app.use(express.urlencoded({extended: true})) | |
| app.get('/todos', (req, res) => { |
| <html> | |
| <!-- Mozilla Developer Network (mdn) --> | |
| <!-- Upload to app.netlify.com/drop --> | |
| <!-- Submit to ieeensitdu@gmail.com --> | |
| <!-- Subject: IEEE Game Dev Assignment --> | |
| <head> | |
| <style> | |
| #game { | |
| height: 400px; |
| #!/bin/sh | |
| ARG=$@ | |
| if [ "$ARG" == "." ] | |
| then | |
| ARG=$(pwd) | |
| fi | |
| echo "Opening IntelliJ IDEA with args = ${ARG}" | |
| open -a "IntelliJ IDEA" --args $ARG |
| --------- beginning of system | |
| 01-06 17:57:36.324 779 779 E LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/password.key: open failed: ENOENT (No such file or directory) | |
| 01-06 17:57:36.325 779 779 E LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gatekeeper.pattern.key: open failed: ENOENT (No such file or directory) | |
| 01-06 17:57:36.327 779 779 E LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gatekeeper.gesture.key: open failed: ENOENT (No such file or directory) | |
| 01-06 17:57:36.327 779 779 E LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gesture.key: open failed: ENOENT (No such file or directory) | |
| 01-06 17:57:36.331 779 779 D SystemServerTiming: MakeLockSettingsServiceReady took to complete: 104ms | |
| 01-06 17:57:36.331 779 779 I SystemServer: StartBootPhaseLockSettingsReady | |
| 01-06 17:57:36.331 779 779 I SystemServiceManager: Starting phase 480 | |
| 01-06 17 |