Posts tagged Windows

How to Change the DPI of Images Exported from Slides in PowerPoint

By Eric Z Ma,
PowerPoint uses 96 dots per inch (dpi) by default when you export a slide. The DPI of the images like .tif ones exported from PowerPoint are always 96. In the options of PowerPoint, there is a setting for choosing DPIs. However, it have no effect. For some needs like images for printing posters, larger DPIs like 150 or 300 are needed. » Read more

How to Print PowerPoint Poster by HP Designjet 500 Plotter

By Eric Z Ma,
First time getting my hand on a plotter (HP Designjet 500) directly to print a poster, I found it was an interesting experience. But configuring the printer settings was not that straightforward compared to using normal office A4 printers. I took photos of how it was configured for reference of my own and also those who may need it. First, here is a picture of the HP Designjet 500 plotter, a pretty big printer. » Read more

Windows 7 MAK Activation

By Eric Z Ma,
The Windows 7 Multiple Activation Key (MAK) can be used to activate Windows 7 Enterprise installed with the Windows 7 Volume Licence DVD provided by Microsoft to enterprise/university customers. How to activating Windows 7 with MAK: 1. Make sure your system is connecting to the Internet. During Windows 7 activation, Windows will connect to Microsoft.com for validation. 2. Click on Start-Control Panel-System and Security. » Read more

Viewing XPS Files in Linux

By Eric Z Ma,
XPS files is a format from MS on Windows. Evince can view some XPS files, but fails to view some. To view XPS files generated on Windows on a Linux system, we can use mupdf. It works very well. I like it much especially in the situation that Evince fails to open the XPS file. Install mupdf ∞ Install mupdf by yum: # yum install mupdf View XPS files ∞ To view a xps file aaa.xps: $ mupdf aaa.xps » Read more

Open Source and Portable SSH, SCP, SFTP and VNC Clients for Windows to Remote Control Linux

By Eric Z Ma,
ssh, scp, sftp and vnc are frequently used tools (both servers and clients) on Linux. We may want to remote control a Linux box from Windows such as when we make demostration in a meeting while our work are done on the Linux box. There are lots open source SSH, SCP, SFTP and VNC clients for Windows to remote control Linux. » Read more

Flush DNS Cache of Linux and Windows Client

By Eric Z Ma,
We may need to flush DNS cache of our client when the site’s DNS has been changed. Flush DNS cache of Linux with NetworkManager/dnsmasq ∞ You may simply restart NetworkManager by sudo systemctl restart NetworkManager Flush DNS Cache on (Old) Linux with nscd 1) Use su – to get root privilege or sudo with the following command: # /etc/rc.d/init.d/nscd restart or # service nscd restart Flush DNS Cache on Windows: 1) Log in as a Administrator on Windows XP and previous version. » Read more