Popular Posts
android.intent.action.SCREEN_ON & android.intent.action.SCREEN_OFF First, I've tried create a receiver to receive screen on/off and register receiver on AndroidManifest.xml like below, but unfortunately ... my string tool package bruce.lib; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.net.URLDecoder; import java.net.URL... Speed up VisualStudio using RAMDisk STEP: Install RAMDisk and create a ramdisk r: Create a batch file and setting temp variant: @echo off set tmp=r:\ set temp=r:\ call ...
Stats
Compacting VirtualBox Disk Images - Linux Guests
  1. Start the Linux virtual machine;
  2. Clean the free space on the disk of the Linux virtual machine; 
    dd if=/dev/zero of=zerofillfile bs=1M
    • if= specifies the input file;
    • /dev/zero indicates a bit-stream of zeros
    • of= specifies the output file
    • zerofillfile name of the file containing the bit-stream of zeros
    • bs= indicates the block size
    • 1M indicates that the block size will be 1 megabyte
    rm zerofillfile
  3. Shutdown the Linux virtual machine;
  4. Use the VirtualBox VBoxManage utility to compact the Linux guest image.

Ref: Compacting VirtualBox Disk Images - Linux Guests