-
Open the Terminal
-
Use
mysqldump
to backup your databases -
Check for MySQL processes with:
ps -ax | grep mysql
-
Stop and kill any MySQL processes
-
Analyze MySQL on HomeBrew:
brew remove mysql
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
""" | |
Opens the latest pull request registered to a JIRA ticket. | |
You can call it from the Liferay repo to check your current branch, | |
or you can pass in a ticket number as an argument. | |
""" | |
import json | |
import sys | |
import urllib2 | |
import webbrowser |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# see https://www.topbug.net/blog/2013/04/14/install-and-use-gnu-command-line-tools-in-mac-os-x/ | |
# core | |
brew install coreutils | |
# key commands | |
brew install binutils | |
brew install diffutils | |
brew install ed --default-names | |
brew install findutils --with-default-names |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
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 |
NewerOlder