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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1 month ago | 70 views | 0
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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6 months ago | 88 views | 0
pipeline.exceptions.CompressorError: /usr/bin/env: yuglify: No such file or directory
You must install yugliy with the -g as you specified above  sudo npm -g install yuglify. Without this the binary w...
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7 months ago | 85 views | 0
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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9 months ago | 143 views | 0
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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11 months ago | 201 views | 0
How to find elastic search version?
Just send: curl -XGET 'localhost:9200'  And ElasticSearch will return its version. Source : http://elasticsearch-use...
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1 year ago | 202 views | 0
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 | 137 views | 0
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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1 year ago | 253 views | 0
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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1 year ago | 513 views | 0
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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1 year ago | 532 views | 0
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 Certi...
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1 year ago | 221 views | 0
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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1 year ago | 192 views | 0
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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1 year ago | 204 views | 0
How to add an annotation on distinct items?
Solution with added "distinct=True" on annotate. This solution undocumented on django documantations Example : packag...
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1 year ago | 216 views | 0
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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1 year ago | 256 views | 0
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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1 year ago | 246 views | 0
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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1 year ago | 300 views | 0
Backup gem 4.x requires different template
because there is no restraint for the version of the backup gem it will always install the latest version. and since v...
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1 year ago | 279 views | 0
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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1 year ago | 245 views | 0
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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1 year ago | 334 views | 0
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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1 year ago | 191 views | 0
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/crontab 2) Check to see if ...
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1 year ago | 209 views | 0
How To Install phpPgAdmin on Ubuntu 14.10, 14.04 and 12.04
phpPgAdmin is an web interface for accessing and managing PostgreSQL databases in a very easy way. We can easily create...
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2 years ago | 269 views | 0
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 | 354 views | 0
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 | 194 views | 0
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 | 254 views | 0
Changing default encoding of Python?
Here is a simpler method (trick) that gives you back the setdefaultencoding() function that was deleted from sys: #...
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2 years ago | 201 views | 0
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 | 288 views | 0
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 | 256 views | 0
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 th...
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2 years ago | 240 views | 0
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 | 231 views | 0
cannot import name WEAKREF_TYPES
python manage.py syncdb Traceback (most recent call last): File "manage.py", line 10, in execute_from_command_lin...
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2 years ago | 373 views | 0
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 | 291 views | 0
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 | 350 views | 0