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Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...本的Linux缺省使用Syslog,其配置大致如下所示:
shell> cat /etc/syslog.conf
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
# kern.* /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication ...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...本的Linux缺省使用Syslog,其配置大致如下所示:
shell> cat /etc/syslog.conf
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
# kern.* /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication ...
Create a dictionary with list comprehension
...
what if I have a case of list of words ['cat','dog','cat'] and I want to make a dict with key as word and value as count? Is there a short efficient syntax for that?
– cryanbhu
Jul 14 '19 at 2:30
...
Select Multiple Fields from List in Linq
...s into data structures that are strongly typed later on in your code:
var cats = listObject
.Select(i => new { i.category_id, i.category_name })
.Distinct()
.OrderByDescending(i => i.category_name)
.ToArray();
Since you (apparently) need to store it for later use, you could ...
Delete multiple remote branches in git
...igin/ prefix) stored in a text file (one branch name per line), just run:
cat your_file.txt | xargs -I {} git push origin :{}
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Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...本的Linux缺省使用Syslog,其配置大致如下所示:
shell> cat /etc/syslog.conf
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
# kern.* /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication ...
How to specify JVM maximum heap size “-Xmx” for running an application with “run” action in SBT?
My application does large data arrays processing and needs more memory than JVM gives by default. I know in Java it's specified by "-Xmx" option. How do I set SBT up to use particular "-Xmx" value to run an application with "run" action?
...
Find merge commit which include a specific commit
...nch=${1:-HEAD} && (git rev-list $commit..$branch --ancestry-path | cat -n; git rev-list $commit..$branch --first-parent | cat -n) | sort -k2 -s | uniq -f1 -d | sort -n | tail -1 | cut -f2'"
show-merge = "!sh -c 'merge=$(git find-merge $0 $1) && [ -n \"$merge\" ] && git sh...
How to go to each directory and execute a command?
...t actually care in which directory you execute them. for f in foo bar; do cat "$f"/*.txt; done >output is functionally equivalent to cat foo/*.txt bar/*.txt >output. However, ls is one command that does produce slightly different output depending on how you pass it arguments; similarly, a gr...
How to remove the lines which appear on file B from another file A?
...s>
works on non-sorted files
maintains the order
is POSIX
Example:
cat <<EOF > A
b
1
a
0
01
b
1
EOF
cat <<EOF > B
0
1
EOF
grep -Fvxf B A
Output:
b
a
01
b
Explanation:
-F: use literal strings instead of the default BRE
-x: only consider matches that match the entire...
