Why is this site called Fclose? – SysTutorials QA
Why is this site called Fclose?
Actually, no special meaning at all. “fclose” is just a familiar function for ones that are familiar with computers.
Why is this site called Fclose?
Actually, no special meaning at all. “fclose” is just a familiar function for ones that are familiar with computers.
In Python, how to get hostname as the command hostname does on Linux? In Python, you can get the hostname by the socket.gethostname() library function in the socket module: import socket hostname = socket.gethostname() Reference: https://www.systutorials.com/dtivl/20/how-to-get-the-hostname-of-the-node?show=34#a34 Read more: How to get the hostname of the node in Python? Getting Hostname in Bash in Linux in…
When programming in C on Linux, it is common to allocate a buffer for storing the full path of a file. How to get a safe maximum size for allocating buffers for file paths? The header <linux/limits.h> includes macros for the path and file name length limits. On my system (Fedora 21), it is located…
A related question: how to find the replication factors of files in a HDFS cluster? method 1: You can use the HDFS command line to ls the file. The second column of the output will show the replication factor of the file. For example, $ hdfs dfs -ls /usr/GroupStorage/data1/out.txt -rw-r–r– 3 hadoop zma 11906625598 2014-10-22…
I am using Fedora 20. I installed the rpm from Oracle for the Oracle JDK. How to set up the environment so that the Java environment is Oracle JDK instead of the OpenJDK? The Oracle JDK is install to /usr/java/ directory. On my Fedora 20, it looks like this: $ ls /usr/java -l total 4…
Is is possible to cut in Linux using a string as the delimiter? cut –delimiter=”delim” -f 1,3 cut reports: cut: the delimiter must be a single character The most closest solution that I find is using awk/gawk: awk -F ‘delim’ ‘{print $1; print $3}’ From the manual: -F fs –field-separator fs Use fs for the…
How to make emacs remember last editing positions in files. It will be convenient next time I open the same file the cursor automatically moves to the position I was last time editing the same file. The behavior seems enabled by default in Vim. How to make Emacs do this? I use the saveplace mode….