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Tomcat: How to find out running tomcat version
...
Try parsing or executing the Tomcat_home/bin directory and look for
a script named version.sh or version.bat depending on your
operating system.
Execute the script ./version.sh or version.bat
If there are no version.bat or version.sh then
use a tool to unzipping JAR files (\tomcat\server\lib\...
How is Node.js inherently faster when it still relies on Threads internally?
...text switch model, layered on top of the more appropriate (value judgement alert :) and more efficient (not a value judgement) preemptive model. This happens for two reasons, first, most programmers don't seem to understand priority preemption, and second, if you learn threading in a windows environ...
Really Cheap Command-Line Option Parsing in Ruby
...but it's still falsey, so it works just fine for throwaway tools and quick scripts.
One caveat pointed out by FelipeC in the comments in "How to do really cheap command-line option parsing in Ruby", is that your shell might not support the 3-token shebang; you may need to replace /usr/bin/env ruby ...
Share cookie between subdomain and domain
....com to share cookies.
See also:
www vs no-www and cookies
cookies test script to try it out
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How do I update a Python package?
...de all the outdated packages (that were installed using pip), just run the script bellow,
pip install $(pip list --outdated | awk '{ print $1 }') --upgrade
Here, pip list --outdated will list all the out dated packages and then we pipe it to awk, so it will print only the names.
Then, the $(...) ...
Replacing some characters in a string with another character
... On Mac, I got the following: sed: illegal option -- r usage: sed script [-Ealn] [-i extension] [file ...] sed [-Ealn] [-i extension] [-e script] ... [-f script_file] ... [file ...]
– catanore
Sep 17 '13 at 8:14
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How does “do something OR DIE()” work in PHP?
...ur query is unsuccessful, it will evaluate the die() statement and end the script.
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Git 工具 - 子模块(submodule)：一个仓库包含另一个仓库 - 开源 & Github -...
...102 Sep 17 15:21 includes
drwxr-xr-x 4 schacon staff 136 Sep 17 15:21 scripts
drwxr-xr-x 4 schacon staff 136 Sep 17 15:21 src
$ cd DbConnector/
$ ls
$
其中有 DbConnector 目录，不过是空的。 你必须运行两个命令：git submodule init 用来初始化本地配置文...
Is there a code obfuscator for PHP? [closed]
...t. If you just want something to stop non-programmers then here's a little script I wrote you can use:
<?php
$infile=$_SERVER['argv'][1];
$outfile=$_SERVER['argv'][2];
if (!$infile || !$outfile) {
die("Usage: php {$_SERVER['argv'][0]} <input file> <output file>\n");
}
echo "Proce...
How to check if a file is empty in Bash?
....txt
else
rm -f full.txt
touch empty.txt
fi
I like shell scripting a lot, but one disadvantage of it is that the shell cannot help you when you misspell, whereas a compiler like your C++ compiler can help you.
Notice incidentally that I have swapped the roles of empty.txt and full...