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Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use
...he following error when I try to run a simple JSP program on Tomcat in Eclipse.
33 Answers
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Git in Powershell saying 'Could not find ssh-agent'
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C:\Users\Haacked\Documents\WindowsPowerShell\Microsoft.Powershell_profile.ps1
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How to programmatically determine the current checked out Git branch [duplicate]
...contrib/completions/git-completion.bash does that for bash prompt in __git_ps1. Removing all extras like selecting how to describe detached HEAD situation, i.e. when we are on unnamed branch, it is:
branch_name="$(git symbolic-ref HEAD 2>/dev/null)" ||
branch_name="(unnamed branch)" # detac...
如何高效的学习掌握新技术 - 杂谈 - 清泛网 - 专注C/C++及内核技术
如何高效的学习掌握新技术最近一段时间，把React学习实践了一把，算是又多掌握了一门新技术，虽然学习过程比较辛苦曲折，但熟练掌握后感觉还是很好的，以后又多了一...最近一段时间，把React学习实践了一把，算是又多掌...
How to pass in password to pg_dump?
...ting systems allow non-root users to see process environment variables via ps; instead consider using the ~/.pgpass file
– bouchon
Nov 23 '15 at 8:35
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socket.error: [Errno 48] Address already in use
...rocess still bound to the port. Try and locate the other process first:
$ ps -fA | grep python
501 81651 12648 0 9:53PM ttys000 0:00.16 python -m SimpleHTTPServer
The command arguments are included, so you can spot the one running SimpleHTTPServer if more than one python process is active...
How to fix Error: laravel.log could not be opened?
...your web server user and group use the following commands. for nginx use:
ps aux|grep nginx|grep -v grep
for apache use:
ps aux | egrep '(apache|httpd)'
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How to round an average to 2 decimal places in PostgreSQL?
...r, @Catcall and the PostgreSQL team agree about "pg's historic rationale".
PS: another point about rounding is accuracy, check @IanKenney's answer.
Overloading as casting strategy
You can overload the ROUND function with,
CREATE FUNCTION ROUND(float,int) RETURNS NUMERIC AS $$
SELECT ROUND($1::...
“互联网卖菜”没那么简单 创业者不要盲目跟风 - 资讯 - 清泛网 - 专注C/C+...
...如火如荼的O2O浪潮把上门捧红了，虽然美容、洗车被炒得最凶，但无疑市场的大头还是在本地生活领域，包括外卖乃至生鲜。如火如荼的O2O浪潮把上门捧红了，虽然美容、洗车被炒得最凶，但无疑市场的大头还是在本地生活领域...
Export query result to .csv file in SQL Server 2008
...ons. For example all the NULLs show in output files as "NULL", etc. Perhaps there is a way to set this that I don't know about, however.
– Noah
Sep 6 '13 at 7:36
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