A "Best of the Best Practices" (BOBP) guide to developing in Python.
- "Build tools for others that you want to be built for you." - Kenneth Reitz
- "Simplicity is alway better than functionality." - Pieter Hintjens
// | |
// TrimVideo.swift | |
// VideoLab | |
// | |
// Created by Adam Jensen on 3/28/15. | |
// Updated for Swift 5 (tested with Xcode 10.3) on 7/30/19. | |
// MIT license | |
// | |
import AVFoundation |
#!/bin/sh | |
echo Install all AppStore Apps at first! | |
# no solution to automate AppStore installs | |
read -p "Press any key to continue... " -n1 -s | |
echo '\n' | |
echo Install and Set San Francisco as System Font | |
ruby -e "$(curl -fsSL https://raw.github.com/wellsriley/YosemiteSanFranciscoFont/master/install)" | |
echo Install Homebrew, Postgres, wget and cask | |
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)" |
- (void)setupCaptureSession | |
{ | |
NSError *error = nil; | |
AVCaptureSession *session = [[AVCaptureSession alloc] init]; | |
session.sessionPreset = AVCaptureSessionPresetMedium; | |
AVCaptureDevice *device = [AVCaptureDevice | |
defaultDeviceWithMediaType:AVMediaTypeVideo]; |
The diff output is more specific:
[I]f a whole block of text is moved, then all of it, rather than just the beginning and end, is detected as changed.
>The algorithm described here avoids these difficulties. It detects differences that correspond very closely to our intuitive notion of difference.
Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |