How to grep a tab on Linux? Including ‘t’ seems not working.
grep can grep tabs. The problem is likely the tab is not passed to grep.
If you are using Bash, you can use ANSI-C quoting to pass the “tab” to grep:
$ grep $'t' file.txt
Or, use Perl-style regex (only for GNU grep) to grep tab:
$ grep -P 't' file.txt
Update on Oct. 9, 2014: You should be aware of the possible security problems of blowfish and it is suggested not to be used. Instead, you may consider ChaCha20 as suggested by Tony Arcieri. To use this with OpenSSH, you need to specify the Ciphers in your .ssh/config files as chacha20-poly1305@openssh.com possibly with another default…
The latest tools for upgrading Fedora is FedUp, please check How to upgrade Fedora 19 to Fedora 20 through the network. Please consider PreUpgrade for upgrading Fedora. This is the recommended method. This post makes a list of actions should be done to upgrade Fedora using yum. Please note that this is for experienced users…
Sometimes we need to have the GUI of some application on the remote server. ssh’s X11 forwarding with “-X” parameter is a good and fast method. But if we want to have a whole desktop environment, vnc is a good choice. In this post, the method of how to control remote server using vnc through…
How to @import a css file, such as for an open fonts hosted by Google, only for wide screens, such as with px of larger than 846? A piece of css that you can use: @import url(http://fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,700italic,300,400,700,900) (min-width:846px) This import Open Sans fonts for only screens of at least 846 px. Read more: How to…
How can I recover deleted photos from samsung? You may try PhotoRec. A step by step tutorial can be found here. There are similar software. You can google them. Have you retrieved your lost photos from Galaxy? If not, you can follow the steps below to get some back. Hope it helps you somewhat. Stop…
A pop-up terminal is great and handy on Linux and similar OS. On KDE, Yakuake is great. On Gnome or GTK, I ever tried Guake. It is quite good. However, it has not been as mature, stable and figure-rich as gnome-terminal. One day, I got this idea: why not using a script/program to manage the…