How to prevent Chrome from closing itself after I close the last tab? This is a feature I want to have. This is a feature I want to have. Last Tab Standing plugin plays the trick: https://chrome.google.com/webstore/detail/last-tab-standing/dlopnnfglheodcopccdllffcijjeenkj If the last tab is closed, this extension stops Chrome from closing and instead opens the New…
Seems the input method on Linux (ibus) does not work well with Chrome. But other programs, e.g. thunderbird, has not problem with ibus at all. What’s wrong with Chrome or ibus? Check whether the “Qt IBus library and Qt input method plugin” is installed. If not, installing it and restarting ibus may help: # yum…
Any good tools to synchronize home directories on Linux boxes? Many have several PC/laptops and consequently many home directories. There is home directory synchronizing problem. unison is a good tool to do this: http://www.cis.upenn.edu/~bcpierce/unison/download/releases/stable/unison-manual.html#rshmeth http://www.watzmann.net/blog/2009/02/my-homedirs-in-unison.html http://www.cis.upenn.edu/~bcpierce/papers/index.shtml#File%20Synchronization Useful script: $ unison -batch -ui text ./ /mnt/homebak/zma/ In text user interface, synchronizing two directories in batch mode…
Quick links to some useful software on Windows including Web browsers, Video/audio player and ssh/scpsftp/vnc tools for connecting to Linux. ssh/scp/sftp/vnc for connecting to Linux For Linux users, it is sometimes unavoidably to use Windows. With Windows, the Linux users will need to connect to Linux for some tasks. Some general software are needed. The…
Making a career choice is difficult. And, if you have decided on becoming a programmer, the difficulty is just beginning. The most important thing is to first decide the language that you want to learn and this is often the most difficult decision. The good part is that you know you need to focus on…
CentOS is a super solid Linux distro. However, its default repository’s packages are limited compared to Fedora. Even Fedora needs some additional repositories to have software packages for daily usage, such as MPlayer, ffmpeg. Fortunately, some community maintained repositories provides these software. In this post, we introduce theses additional common repositories and how to install…
As you may know, Adobe stopped supporting the NPAPI version of Flash on Linux and the latest NPAPI version of Flash player at version 11.2 released back in 2012 will only receive security fixes. Even the security fixes to the 11.2 version of the Flash Plugin your Firefox is using will end on May 4,…
You may be aware of the GitHub’s largest DDoS attack in history on Mar. 27, 2015 (some context, technical details, and discussions): We've been under continuous DDoS attack for 24+ hours. The attack is evolving, and we're all hands on deck mitigating. — GitHub Status (@githubstatus) March 27, 2015 One important technique when facing this…
WhatsApp is a great messenger app on smart phones. There was ever some tricks to install WhatsApp app on iPod Touch or iPad. However, it is not possible now. But the good news is that the WhatsApp web is available so that users can use WhatsApp inside of a browser and the iPad or iPod…
If your website uses a self-signed certificates, Chrome will show a warning every time and you need clicks to continue. In this post, I will introduce how to make Chrome accept self-signed certificates for sites on Linux. This post is made short on purpose and you need to search the Web and learn if you…
This article is an instruction of how to use https://www.systutorials.com/proxy-using-ssh-tunnel/ on a Windows machine. The mechanism is similar as the one in https://www.systutorials.com/proxy-using-ssh-tunnel/ with “Proxy listening to localhost port only”. Download PuTTY PuTTY is the software we use here for port forwarding. Please download it following the links in https://www.systutorials.com/open-source-and-portable-ssh-scp-sftp-and-vnc-clients-for-windows-to-remote-control-linux/. Configure PuTTY and create a…
Fedora’s repositories provide most of the software packages needed when using Linux. However, for various consideration, they do not provide some packages, such as MPlayer, ffmpeg. Fortunately, some community maintained repository provides these software. And they may also package propriety software, such as ATI fglrx dive, NVIDIA driver, into rpm packages. In this post, we…
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…