How to unlock a locked SSH terminal accidentally by ctrl-s on Linux?
I find I sometimes lock the SSH terminal accidentally by ctrl-s on Linux. How to unlock/unfreeze it?
Ctrl-s: lock the SSH terminal.
Ctrl-q: unlock the SSH terminal.
I find I sometimes lock the SSH terminal accidentally by ctrl-s on Linux. How to unlock/unfreeze it?
Ctrl-s: lock the SSH terminal.
Ctrl-q: unlock the SSH terminal.
How to find a wireless adapter‘s speed in Linux? ethtool does not show the speed of the wireless adapters. For finding the configured speed of wireless adpaters in Linux, you can use the iwconfig tool. iwconfig: configure a wireless network interface For example, to find the speed of the wireless adapter wlp8s0: # iwconfig wlp8s0…
How to use multi-hop ssh connection without needs to ssh multiple times? As a example, you are connecting to server.example.com through proxy.example.com from laptop.example.com as follows: laptop —-> proxy —-> server 2 possible methods: Method 1: Use the similar method as in Directly SSH to hosts using internal IPs through the gateway. Add this to…
Vim is pretty fast and powerful. However, the core of Vim is (yet) single-threaded (some discussions and tries on porting Vim to be multi-threading, but not yet there). This means some functions that are slow will block Vim there and you have to wait for it. While Vim is fast, some plugins are not. When…
In system, sometimes, we need backstage threads with very very low priority since it cannot preempt any normal process asks for CPU. SCHED_IDLE class satisfies this requirement which has the priority lower than “nice=19” of CFS. Following code does this. 241 void set_idle_priority(void) { 242 struct sched_param param; 243 param.sched_priority = 0; 244 int s…
R is a language and environment for statistical computing and graphics, providing a wide variety of statistical and graphical techniques. The R environment is open source software under GPL. R has rich software packages and is widely used for statistical analysis. RStudio Server is an R integrated development environment (IDE) that provides many useful features…
Eclipse can work well with Git. We discussed Configuring Eclipse to Highlight Changed Lines Compared to Git Commit before. Eclipse can also show the revision information for lines of code (from git blame) which is useful to understand why some lines are added in the context of previous revisions including the lines of code. Eclipse…
Hello, i recently installed linux, then used the terminal for some commands to install apps, but then as i closed the terminal, the terminal asks me to connect to my ssh server or hostname. I tried a lot of SSH connetions but they all got refused. At first in my terminal my username was ghulamabbassafdarzada@penguin, now that SSh does not work. How can i fix that and be able to use my terminal again?