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@madeagency
madeagency / gist:79dc86e8aa09aa512af5
Created April 23, 2015 08:16
OSX Terminal Fix - perl: warning: Setting locale failed.
When running certain commands like ssh or git within Terminal on OSX you may get notices like the one below, which can be annoying.
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
@hgn
hgn / tcpdump IPv6 router advertisement
Created March 16, 2015 18:59
Capture of IPv6 advertisement message via tcpdump
@virgo:~ $ sudo tcpdump -vvvv -ttt -i eth1 icmp6 and 'ip6[40] = 134'
00:00:00.000000 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 200) fe80::b675:eff:fefa:1cb > ip6-allnodes: [icmp6 sum ok] ICMP6, router advertisement, length 200
hop limit 0, Flags [managed, other stateful], pref medium, router lifetime 1800s, reachable time 0s, retrans time 0s
source link-address option (1), length 8 (1): b4:75:0e:fa:01:cb
0x0000: b475 0efa 01cb
mtu option (5), length 8 (1): 1280
0x0000: 0000 0000 0500
prefix info option (3), length 32 (4): 2a01:ffff:43f::/64, Flags [onlink, auto], valid time 7200s, pref. time 1800s
0x0000: 40c0 0000 1c20 0000 0708 0000 0000 2a01
0x0010: ffff 043f 0000 0000 0000 0000 0000
@corny
corny / dynv6.sh
Last active April 26, 2025 11:40
Update script for dynv6.com to set your IPv4 address and IPv6 prefix
#!/bin/sh -e
hostname=$1
device=$2
file=$HOME/.dynv6.addr6
[ -e $file ] && old=`cat $file`
if [ -z "$hostname" -o -z "$token" ]; then
echo "Usage: token=<your-authentication-token> [netmask=64] $0 your-name.dynv6.net [device]"
exit 1
fi
val reasonFiltered: Option[String] = {
val sourceFileString = sourceFile.getOrElse("").toLowerCase
if ("localhost" == reportHost || "localhost" == blockedHost
|| "127.0.0.1" == reportHost || "127.0.0.1" == blockedHost) {
Some("localhost")
} else if (sourceFileString.startsWith("resource://")
|| blockedUri.contains("addons.mozilla.org%22%3B%0Avar%20c%3D%22FastestFox")) {
Some("firefox_extension")
} else if (sourceFileString.startsWith("chromenull://") || blockedUri.startsWith("chromenull://")) {
@sawapi
sawapi / AppDelegate.swift
Last active October 25, 2023 09:26
[Swift] Push Notification
//
// AppDelegate.swift
// pushtest
//
// Created by sawapi on 2014/06/08.
// Copyright (c) 2014年 sawapi. All rights reserved.
//
// iOS8用
import UIKit
-accesscode -
-batterytestmode - rapidly cycle battery percentages for testing
-bigpicture - Start in Steam Big Picture mode
-browser-offline -
-cafeapplaunch - Launch apps in a cyber cafe context
-candidates - Show libjingle candidates for local connection as they are processed
-ccsyntax - Spew details about the localized strings we load
-cef-allow-browser-underlay - Allow webhelper to create BrowserView underlays
-cef-delaypageload - Enable early-out for known page loads
-cef-disable-breakpad - disables breakpad in crash dumps
@jboner
jboner / latency.txt
Last active April 27, 2025 10:07
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cache reference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us
Send 1K bytes over 1 Gbps network 10,000 ns 10 us
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD
@michiel
michiel / cors-nginx.conf
Created July 5, 2011 10:41
Wide-open CORS config for nginx
#
# Wide-open CORS config for nginx
#
location / {
if ($request_method = 'OPTIONS') {
add_header 'Access-Control-Allow-Origin' '*';
#