October 2013

MongoDB Error: exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1”

I found this error while installed yum install mongo-10gen-2.2.3 mongo-10gen-server-2.2.3 in CentOS 6.4 64bit Wed Oct 16 16:19:08 [initandlisten] MongoDB starting : pid=22457 port=27017 dbpath=/var/lib/mongo 64-bit host=xxxxxxx.net Wed Oct 16 16:19:08 [initandlisten] exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1”, terminating Wed Oct 16 16:19:08 dbexit: Wed Oct 16 16:19:08 [initandlisten] shutdown: going to close

MongoDB Error: exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1” Read More »

Script for optimizing images in a directory (recursive) in Linux

#!/bin/sh # script for optimizing images in a directory (recursive) # pngcrush & jpegtran settings from: # http://developer.yahoo.com/performance/rules.html#opt_images # pngcrush for png in `find $1 -iname “*.png”`; do echo “crushing $png …” pngcrush -rem alla -reduce -brute “$png” temp.png # preserve original on error if [ $? = 0 ]; then mv -f temp.png $png

Script for optimizing images in a directory (recursive) in Linux Read More »