An introduction to curl
using GitHub's API.
Makes a basic GET request to the specifed URI
curl https://api.github.com/users/caspyin
An introduction to curl
using GitHub's API.
Makes a basic GET request to the specifed URI
curl https://api.github.com/users/caspyin
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 |
#!/usr/bin/env python3 | |
import tkinter | |
from time import strftime | |
def tic(): | |
rel['text'] = strftime('%H:%M:%S') | |
def tac(): | |
tic() | |
rel.after(1000, tac) |
Press minus + shift + s
and return
to chop/fold long lines!
$(document).ready(function (){ | |
// Get the image and canvas nodes | |
var img = $('#original_image')[0]; | |
var canvas = $('#original_canvas')[0]; | |
// confirm that the image has loaded | |
img.addEventListener("load", function() { | |
// set the canvas dimensions | |
canvas.width = img.width; | |
canvas.height = img.height; |
7z u Scripts.zip Scripts\*.sql -uq0 |
import SimpleHTTPServer | |
class CORSHTTPRequestHandler(SimpleHTTPServer.SimpleHTTPRequestHandler): | |
def send_head(self): | |
"""Common code for GET and HEAD commands. | |
This sends the response code and MIME headers. | |
Return value is either a file object (which has to be copied | |
to the outputfile by the caller unless the command was HEAD, | |
and must be closed by the caller under all circumstances), or |
#include <assert.h> | |
int sum(int a, int b) | |
{ | |
return a + b; | |
} | |
int multi(int a, int b) | |
{ | |
return a * b; |
#!/bin/bash | |
clear | |
while true; do | |
read -p 'C:\>' cmd | |
case $cmd in | |
ver) | |
echo -e "\nMS-DOS Version 6.22\n\n" ;; |