How to quite VirtualBox scale mode?
How to quite VirtualBox scale mode?
Use this hot key shortcut to quit VirtualBox scale mode
Right_Ctrl + c
How to quite VirtualBox scale mode?
Use this hot key shortcut to quit VirtualBox scale mode
Right_Ctrl + c
Automatic keyboard pressers are useful tools. However, it seems that there is no simple and easy to use automatic keyboard presser for Linux if you search for “automatic keyboard presser linux”. After some digging, I find using the xvkbd with some options is a good method for automatic keyboard pressing though it is not designed…
How to improve MPlayer video quality by selecting a “better” video rendering/filter? You can choose a different video filter. I use hqdn3d which gives me the best quality. Be careful on machines with low CPUs. To use hqdn3d, put this line into your ~/.mplayer/config: vf=hqdn3d Check more options of video filters in MPlayer manual. Read…
In the Go programming language, How to process a file line by line? An equivalent piece of Bash code could be while read line ; do echo $line done < ./input.txt You can make use of the bufio package’s Scan(). // open the file filepath f := os.Open(filepath) // create a scanner fs := bufio.NewScanner(f)…
Fedora is a popular distro supported by the RedHat Corporation. This article recommends you some infrastructure software and how to install them in details. Minimize and Maximize window 1, Install software gnome-tweak-tool # yum install gnome-tweak-tool 2, Start gnome-tweak-tool and set minimizing and maximizing functions as follows. Actually, gnome-tweak-tool has more functions than what I…
I have 2 branches: dev and master. I have commits in dev like this: c0–>c1–>c2–>c3–>c4 Commits in master like this: c0–>c5–>c6 c2 and c3 fix a bug. Now, I want to merge commit c2 and c3 that fix the bug to the master branch, but I do not want to merge all the commits (e.g….
sort supports –parallel N to run N thread. However, it seems it only uses around 100% CPU as I observed although the command specified that N threads can be used. The command is as follows cat large-file | sort –parallel `nproc` where I have 16 from nproc. How to make sort use multiple threads to…