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How do I make a redirect in PHP?
...
<?php
header('Location: static.html');
$fh = fopen('/tmp/track.txt', 'a');
fwrite($fh, $_SERVER['REMOTE_ADDR'] . ' ' . date('c') . "\n");
fclose($fh);
?>
Result of three executions:
bart@hal9k:~> cat /tmp/track.txt
127.0.0.1 2009-04-21T09:50:02+02:00
127.0.0.1 2009-04-21...
Stash changes while keeping the changes in the working directory in Git
...eep, and then stash everything using --keep-index:
$ git add modified-file.txt
$ git stash push --keep-index
The commands above will stash everything, but it will leave the files staged in your working directory.
From the official Linux Kernel Git documentation for git stash or from git-scm:
If th...
How do you plot bar charts in gnuplot?
...We begin by writing a text file of GNUplot commands. Lets call it commands.txt:
set term png
set output "graph.png"
set boxwidth 0.5
set style fill solid
plot "data.dat" using 1:3:xtic(2) with boxes
set term png will set GNUplot to output a .png file and set output "graph.png" is the name of the ...
How does “cat
... multi-line string to a pipe in Bash
$ cat <<EOF | grep 'b' | tee b.txt
foo
bar
baz
EOF
The b.txt file contains bar and baz lines. The same output is printed to stdout.
share
|
improve this...
How do I remove a submodule?
...lar directory, you would get error message like:
git add mysubmodule/file.txt
Path 'mysubmodule/file.txt' is in submodule 'mysubmodule'
Note: since Git 2.17 (Q2 2018), git submodule deinit is no longer a shell script.
It is a call to a C function.
See commit 2e61273, commit 1342476 (14 Jan 20...
Linux C/C++程序常用的调试手段及异常排查总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
性能如何
是否有一些执行耗时的操作，I/O，网络文件下载，文件解析等，是否可以进行优化？是否会影响到功能体验？使用异步线程执行会更好吗？
多线程相关
是否涉及到多线程，临界区访问是否正常？会引入多线程...
What is the meaning of the /dist directory in open source projects?
...p file which addresses setup, tutorials, and documents the project. README.txt is also used.
LICENSE.md: any rights given to you regarding the project. LICENSE or LICENSE.txt are variations of the license file name, having the same contents.
CONTRIBUTING.md: how to help out with the project. Sometim...
How to fix the “java.security.cert.CertificateException: No subject alternative names present” error
... e.g. openssl s_client -showcerts -connect AAA.BBB.CCC.DDD:9443 > certs.txt This will extract certs in PEM format.
Convert the cert into DER format as this is what keytool expects, e.g. openssl x509 -in certs.txt -out certs.der -outform DER
Now you want to import this cert into the system default...
Why #egg=foo when pip-installing from git repo
...when you ran setuptools, a directory named project-name.egg-info/top_level.txt should have been created. Use the contents of this file as the value for the egg parameter.
– dspacejs
May 18 '17 at 0:09
...
How to make the tab character 4 spaces instead of 8 spaces in nano?
...to set the tab size to 4, replace tabs with spaces, and edit the file "foo.txt", you would run the command:
nano -ET4 foo.txt
Config file
From man nanorc:
set tabsize n
Use a tab size of n columns. The value of n must be greater than 0.
The default value is 8.
set/unset tabstospaces
...