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  Microsoft's next generation OS Windows Blue may be free

In PC era, Microsoft is the world's largest software service provider, its revenue  is mainly from selling operating systems and other software services.With the advent of the era of mobile Internet, the free software service concept has been widely accepted, Microsoft has been forced to explore new business models.According to ZDNet, Microsoft's next-generation OS Windows Blue is expected to be released in mid of 2013. The biggest difference between the new version of the OS and the previ...

1,998 0 0          WINDOWS BLUE PIRCE FREE


  How to check why Vim is slow

On *nix, some processes may not be able to start up, software runs very slowly suddenly and software's "Segment Fault" are some issues faced by many *nix users. Here we show you how to use truss to trace why Vim becomes slow suddenly. Operating system : FreeBSD-5.2.1-releas vim version is 6.2.154, after typing vim on command line, sometimes we need to wait for a few minutes to get into the edit interface and there is no error output. After carefully checking .vimrc and all vim settings, there ar...

3,064 0 0          VIM TRUSS LINUX


  Something you may not know about Shell

Shell is also called command line interface, it is the interface between *nix users and computer. Shell is a program which provides service to access OS kernel services. This article is to introduce some not so well known but useful and interesting knowledge about shell. Wiki shell was born almost at the same time as Unix. The first UNIX shell was written by Ken Thompson in 1971 and its name is Thompson sh. It's older than Linux kernel. The default Shell in most *nix and MacOS is bash, bash was...

3,322 0 0          LINUX COMMAND SHELL UNIX


  Convert ext3 to ext4 file system on CentOS

ext3 is a journaled file system that is commonly used by the Linux kernel. It is the default file system for many popular Linux distributions, including Debian. Stephen Tweedie. On June 28, 2006, Theodore Ts'o, the principal developer of ext3, announced an enhanced version, called ext4. Today, we will show how to convert ext3 to ext4 format on CentOS. System environment: Release version : CentOS release 5.4(Final) Kernel:  Linux localhost.lo...

4,267 0 0          CENTOS EXT3 TO EXT4


  Use rsync to delete mass files quickly in Linux

Yesterday I encountered an issue to delete many log files in my Linux workstation, there were around 100,000 files to be deleted. These are log files and they grow very fast, and we need to delete them frequently. Usually we would use rm -rf * to delete these files, but we may need to wait for a relative long time if there are too many files. So we must adopt some unusual way. Fortunately, we can use rsync to delete mass files in one shot. 1. Install rsync yum install rsync 2. Create a new empty...

8,387 0 0          DEMO RSYNC DELETE FILE


  Office will finally be on iOS and Android in 2013

It was confirmed that Office would land on iOS and Android platforms by Microsoft in October. Microsoft claims that Office will be on these two platforms in some way. Now many sources indicated that Office will be officially launched at the beginning of 2013. It is reported that the mobile version of Office will be free on Android and iOS, it allows users to view Office documents. Mobile version of Office also requires a Microsoft account just like SkyDrive and OneNote App. After login, users c...

2,231 0 0          ANDROID IOS OFFICE OFFICE 365


  Concise bash programming skills

The following are some concise bash programming skills which we may need in our daily programming work. 1. Check status of command execution The usual way: echo abcdee | grep -q abcd   if [ $? -eq 0 ]; then echo "Found" else echo "Not found" fi Concise way: if echo abcdee | grep -q abc; then echo "Found" else echo "Not found" fi Of course you can remove if...else with following code [Sun Nov 04 05:58 AM] [kodango@devops] ~/workspace $ echo abcdee | grep -q ...

8,962 1 1          TIP BASH SKILL


  Windows 8 launch event data

Today on Microsoft Windows 8 launch event, Microsoft CEO Steve Ballmer and Windows manager Steven Sinofsky shared with us some data. Let's see what's happening to Windows. Since launch, Windows 7 system gains a total of 670 million upgrade and 400 million new PC installed with Windows 7.Microsoft's cloud storage service Skydrive, 200 million users share 11 billion photos and 550 million documents. new 2PB file uploaded monthly.(1PB = 1024TB)Windows 8 has been tested in 190 countries for 1.24 bil...

1,868 0 0          WINDOWS 8 MICROSOFT DATA