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How to find out what group a given user has?
...`hostname -s`
for i in `cat /etc/passwd| grep -vE "nologin|shutd|hal|sync|root|false"|awk -F':' '{print$1}' | sed 's/[[:space:]]/,/g'`; do groups $i; done|sed s/\:/\,/g|tr -d ' '|sed -e "s/^/$HOSTNAME,/"> /tmp/"$HOSTNAME"_inventory.txt
sudo cat /etc/sudoers| grep -v "^#"|awk '{print $1}'|grep -...
Managing CSS Explosion
...as a tree with increasingly specific definitions the further away from the root you are. You want to keep the number of classes as low as possible, and you want to repeat yourself as seldom as possible.
For example, let's say you have three levels of navigational menus.
These three menus look diffe...
Chrome Extension how to send data from content script to popup.html
...age-action popup can display the info.
Directory structure:
root-directory/
|_____img
|_____icon19.png
|_____icon38.png
|_____manifest.json
|_____background.js
|_____content.js
|_____popup.js
...
How to RSYNC a single file?
.... In your example:
rsync -avz --progress /var/www/public_html/.htaccess root@<remote-ip>:/var/www/public_html/
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How to solve javax.net.ssl.SSLHandshakeException Error?
...rts file has been corrupted or modified, it should contain all the trusted root certificates, and paypal's cert should be able to be traced back to one of those. You might try getting a copy of cacerts that you know is good and trying that one instead. If the problem persists, then you may not actua...
Tips for debugging .htaccess rewrite rules
... are using a shared hosting service and therefore don't have access to the root server configuration. They cannot avoid using .htaccess files for rewriting and cannot enable a RewriteLogLevel" as many respondents suggest. Also there are many .htaccess -specific pitfalls and constraints are are...
Where in a virtualenv does the custom code go?
...which project is used with which virtualenv? Add tiny shell scripts in the root of each folder with the name of the virtualenv you use it with?
– ccpizza
Jul 18 '18 at 10:40
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How to install the JDK on Ubuntu Linux
...d to the newest version is always linked from http://java.oracle.com.
As root, do;
cd /usr/local
tar xzf <the file you just downloaded>
As your normal user, add or change these two lines in your ~/.profile to point to the installation;
export JAVA_HOME=/usr/local/jdk1.7.0_13
export PATH=...
Redis 的性能幻想与残酷现实 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...真实性能指标，区分清幻想和现实。我们才能真正考虑好如何合理的利用 Redis 的多功能特性，并有效规避的它的弱项，再给出一些 Redis 的使用建议：
-根据数据性质把 Redis 集群分类；我的经验是分三类：cache、buffer 和 db
- cache...
CSS, Images, JS not loading in IIS
...
I had the static content role installed
My Web Application was in the wwwroot folder of IIS and all the Windows Folder permissions were intact (the default ones, including IIS_IUSRS)
I added authorization for all the folders that contained the CSS, JS and images.
I had the web application folder o...