In addition to ioctl(2) and read(2), the special file of binary API can be polled with select(2) and poll(2). But lseek(2) does not work. * Memory-mapped access of the kernel buffer for the binary API The basic idea is simple: To prepare, map the buffer by getting the current...
which comes in particularly handy if you have to run a program that does a lot of number crunching for a while. (Depending on your setup, the shell might notify you when
In addition, the variant programs egrep, fgrep and rgrep are the same as grep -E, grep -F, and grep -r, respectively. These variants are deprecated, but are provided for backward compatibility. OPTIONS Generic Program Information --help Output a usage message and exit. -V, --version Out...
In addition to the binary tarballs, there's a universal binary available for each architecture. These universal binaries contain all tools (mkdwarfs, dwarfsck, dwarfsextract and the dwarfs FUSE driver) in a single executable. These executables are compressed using upx, so they are much smaller ...
Since Linux 2.6.27, the type argument serves a second purpose: in addition to specifying a socket type, it may include the bitwise OR of any of the following values, to modify the behavior of socket(): SOCK_NONBLOCK Set the O_NONBLOCK file status flag on the open file description (see...
Try this command out for yourself. You’ll probably use less like this a lot. 请自己尝试一下这个命令。你可能经常会这样使用less。 2.5.3 pwd The pwd (print working directory) program simply outputs the name of the current working directory. You may be wondering why you need this when most...
Some of the most useful ls options include:-l –Display results in long format, showing extra details like permissions, ownership, size, and modification date for each file and directory. -a –Show hidden files and directories that start with . in addition to non-hidden items. -R –...
Pi-Hole - Network-wide ad blocking via your own Linux hardware, using DNS filtering and re-direction Pi-Hole can block ads on a whole network, so Smartphones and Game Consoles can benefit from it in addition to computers. PipeWire - PipeWire is a project that aims to greatly improve handl...
I've also tested compilation with Clang, which seems to work; however, I've not done extensive testing of the resulting binaries, beyond checking a few basics. See the README.Windows files for additional notes on compiling the software for Windows. In addition, note these requirements: On ...
Please note that as of the latest0.57.0 release, the ARM part of OSv has been greatly improved and tested and is pretty much on par with the x86_64 port in terms of the functionality. In addition, all unit tests and many advanced apps like Java, golang, nginx, python, iperf3, etc...