Education

W: GPG error: http://repo.mysql.com trusty InRelease: The following signatures were invalid: KEYEXPIRED 1487236823 KEYEXPIRED 1487236823 KEYEXPIRED 1487236823
This solved my problem sudo apt-key adv --keyserver pgp.mit.edu --recv-keys A4A9406876FCBD3C456770C88C718D3B5072E1F5 ...
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7 months ago | 477 views
MySQL and the Leap Second, High CPU and the Fix
So, MySQL seemed to be faring just fine during and after the leap second. There were no big problems or catastrophic fai...
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1 year ago | 226 views
pipeline.exceptions.CompressorError: /usr/bin/env: yuglify: No such file or directory
You must install yugliy with the-gas you specified above sudo npm -g install yuglify. Without this the binary will no...
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1 year ago | 179 views
Remove passphrase (password) from private RSA key
It is there secure yet annoying, to have a password encrypted rsa key. You want to automatically login and/or run remote...
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1 year ago | 273 views
Git Delete Last Commit
Git Delete Last Commit Once in a while late at night when I ran out of coffee, I commit stuff that I shouldn't have. Th...
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1 year ago | 382 views
How to find elastic search version?
Just send: curl -XGET 'localhost:9200' And ElasticSearch will return its version. Source :http://elasticsearch-users.1...
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1 year ago | 311 views
Find out which files are trying to load the above extensions
find out which files are trying to load the above extensions: $ grep -Hrv ";" /etc/php5 | grep -i "extension=" Examp...
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1 year ago | 234 views
MySQL said: #1194 - Table 'tablename' is marked as crashed and should be repaired
Use: mysqlcheck -u root -p --auto-repair --check --all-databases (Password prompted) Enter MySQL password for user ro...
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2 years ago | 331 views
This request has been blocked; the content must be served over HTTPS.
If you got a issue like this : Mixed Content: The page at https://domain.com/ was loaded over HTTPS, but requested an...
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2 years ago | 663 views
How to dump only specific tables from MySQL?
If my database has 10 tables and I want to dump only 3 tables, is it possible with mysqldump command? Solution : Usage:...
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2 years ago | 709 views
How To Install an SSL Certificate from a Commercial Certificate Authority
Introduction This tutorial will show you how to acquire and install an SSL certificate from a trusted, commercial Ce...
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2 years ago | 339 views
hide keyboard in iphone safari webapp
Here's a small code snippet that always hides the keyboard whenever the focus is in an input or textarea field and the u...
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2 years ago | 234 views
Missing date & time applet from top Unity panel
Having date and time gone on Ubuntu 13.10 beta, after next reboot, this command solves the problem: killall unity-pane...
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2 years ago | 294 views
How to add an annotation on distinct items?
Solution with added "distinct=True" on annotate. This solutionundocumented on django documantations Example : packages...
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2 years ago | 298 views
MySQL Import/Export Progress Bar
MySQL command line progress can be monitored using the terminal-based “Pipe Viewer” pv. Import pv /path/to/sqlfil...
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2 years ago | 339 views
SSLError: hostname 'api.website.com' doesn't match u'my.website.com'
How to disable hostname checking in requests python You need both disabling warnings in urllib3 and setting verify to Fa...
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2 years ago | 328 views
Johnny cache Exception Value: error 10 from memcached_set: SUCCESS
For this issues you can fixed by add -I on memcached.conf 1. sudo nano /etc/memcached.conf 2. -I 10m 3. sudo service me...
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2 years ago | 373 views
Backup gem 4.x requires different template
because there is no restraint for the version of the backup gem it will always install thelatest version. and since ver...
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2 years ago | 376 views
How To Install Elasticsearch on an Ubuntu 14.04
Elasticsearch is a platform for distributed, RESTful search and analysis. It can scale as needed, and you can get starte...
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2 years ago | 329 views
How To Install and Use PostgreSQL on Ubuntu 14.04
Installation sudo apt-get update sudo apt-get install postgresql postgresql-contrib Source : https://www.digitalocean....
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2 years ago | 428 views
SSH login without password
run this command on your terminal : ssh-copy-id your_website.com or add manual on server : 1. cd ~/.ssh/ 2. sudo touch ...
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2 years ago | 245 views
How to troubleshoot cron on Ubuntu
Here are a few steps to troubleshoot 1) Check to see if cron daily has an entry under /etc/crontab2) Check to see if lo...
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2 years ago | 294 views
How To Install phpPgAdmin on Ubuntu 14.10, 14.04 and 12.04
phpPgAdminis an web interface for accessing and managing PostgreSQL databases in a very easy way. We can easily create n...
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2 years ago | 361 views
How to install virtualenv, virtualenvwrapper in ubuntu
Follow below: sudo apt-get update sudo apt-get install python-setuptools python-dev build-essential git-core -y sudo ea...
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2 years ago | 472 views
Fixed pip install mysql-python fails with EnvironmentError: mysql_config not found
It seems mysql_config is missing on your system or the installer could not find it. Be sure mysql_config is really insta...
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2 years ago | 283 views
How to Change Hostname (Computer Name) in Ubuntu 14.04
This simple and brief tutorial is going to show you how to change the Hostname / Computer name in Ubuntu 14.04 Trusty Ta...
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2 years ago | 373 views
Changing default encoding of Python?
Here is a simpler method (trick) that gives you back thesetdefaultencoding()function that was deleted fromsys: # sys.s...
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2 years ago | 263 views
PHP Cron Job: How to Execute PHP Script Using Crontab in Linux
Question: I have a php script on my server that can be execute from the command line and also can be accessed from the b...
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2 years ago | 359 views
10 Reasons You'll Love 'The Intouchables'
10 Reasons You'll Love 'The Intouchables'
Here at Word & Film, our focus is so heavily trained on adaptations that, admittedly, we sometimes fall behind on movies...
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2 years ago | 307 views
How to export a MySQL database using Command Prompt?
Locate your mysql instance with: which mysql If this is correct then export with the following (else navigate to t...
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2 years ago | 311 views
How to change phpmyadmin username and password
You can change the mysql root password by logging in to the database directly mysql -h localhost -u root -p then run...
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2 years ago | 313 views
cannot import name WEAKREF_TYPES
python manage.py syncdb Traceback (most recent call last): File "manage.py", line 10, in execute_from_command_li...
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2 years ago | 438 views
Mysterious Photos Of Unexplainably ‘Crooked Forest’ In Poland
Mysterious Photos Of Unexplainably ‘Crooked Forest’ In Poland
Sometimes the strangest sights are found in nature. In this case, 400 pine trees in the northwest of Poland appear to be...
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2 years ago | 375 views
Nenek Asal Inggris Ini Habiskan Rp 70 Juta Agar Rumahnya Bebas Dari WiFi & Sinyal Seluler
Nenek Asal Inggris Ini Habiskan Rp 70 Juta Agar Rumahnya Bebas Dari WiFi & Sinyal Seluler
Mayoritas generasi muda saat ini cenderung ingin senantiasa terhubung dengan jaringan internet wireless agar ponsel mere...
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2 years ago | 418 views