大约有 2,500 项符合查询结果（耗时：0.0100秒） [XML]
How to find the last field using 'cut'
...tever OS you're using that provides it -- it's not standardized across all UNIX systems. See the chapter listing for the POSIX section on commands and utilities -- it's not there. And ${var##prefix_pattern} is not in fact bash-specific; it's in the POSIX sh standard, see the end of section 2.6.2 (li...
Get login username in java
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in Unix:
new com.sun.security.auth.module.UnixSystem().getUsername()
in Windows:
new com.sun.security.auth.module.NTSystem().getName()
in Solaris:
new com.sun.security.auth.module.SolarisSystem().getUsername()
...
Running a command in a Grunt Task
... It won't work because it's bash scripting. I'm running under Unix OS's
– JuanO
Dec 17 '13 at 0:54
add a comment
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Node.js: what is ENOSPC error and how to solve?
...r workspaces when watching files (via grunt / gulp). This has to do with a unix limit of how many files a process can watch (native watch). The other answer (echo fs.inotify.max_user_watches=524288) is the solution in those cases.
– cancerbero
Oct 16 '15 at 23:...
How to create directory automatically on SD card
... Besides creating this directory too? Is there a command like 'force' in unix mkdir?
– lony
May 11 '12 at 13:47
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Echo tab characters in bash script
...V (CTRL+V, C-v, whatever).
When you type ^V into the terminal (or in most Unix editors), the following character is taken verbatim. You can use this to type a literal tab character inside a string you are echoing.
Something like the following works:
echo "^V<tab>" # CTRL+V, TAB
Bash ...
PHP Warning: PHP Startup: Unable to load dynamic library
...our modules should be located.
For instance, /usr/lib/php/modules for Unix/Linux.
If the file does in fact exist, make sure permissions are adequate.
If the file does not exist, use the resources below to install it.
Installation on *nix (PEAR)
Installation of extensions on Windows
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How can I use a file in a command and redirect output to the same file without truncating it?
...place (-i) is non-standard FreeBSD extension (may work differently between Unix/Linux) and basically it's a stream editor, not a file editor. See: Does Ex mode have any practical use?
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improv...
Running Bash commands in Python
...e standard output of echo is the standard input of nl (on the OS level, in Unix-like systems, this is a single file handle). If you cannot replace one or both ends of the pipeline with native Python code, perhaps think about using a shell after all, especially if the pipeline has more than two or th...
What is a simple command line program or script to backup SQL server databases?
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I'm using tsql on a Linux/UNIX infrastructure to access MSSQL databases. Here's a simple shell script to dump a table to a file:
#!/usr/bin/ksh
#
#.....
(
tsql -S {database} -U {user} -P {password} <<EOF
select * from {table}
go
quit
EOF
) >...