February 7, 2011
Step 1: Add the Mozilla Daily PPA Repository # First, open up your terminal window. Once it’s up, type in the command below to add the Ubuntu Mozilla Daily PPA repository to your system:
sudo add-apt-repository ppa:ubuntu-mozilla-daily/ppa You’ll be prompted to enter your password. Go ahead and do that, then hit Enter to confirm the addition of the repository.
Step 2: Update Your Package List # After adding the repository, it’s crucial to update the package list to ensure you get the latest software.
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January 18, 2011
How to Solve the Puppet Error: Could not find class in namespace # Sometimes, when working with Puppet, you may encounter an error message that does not accurately reflect the actual problem. For example, if you see this error:
err: Could not retrieve catalog: Could not find class php in namespaces standardbuild at /etc/puppet/manifests/templates.pp:15 on domain.internal.com
One of the possible causes could be a missing curly bracket in your code.
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January 17, 2011
How to install PHP development files
If you want to run phpize on your system, you need to install the development files of PHP first. Otherwise, you might get an error message like this:
sh: phpize: not found ERROR: `phpize' failed To install the PHP development files on Ubuntu/Debian, you can use the following command in the terminal:
apt-get install php5-dev That should solve the problem. 🙂
December 8, 2010
You forgot to change the path google developers !
link -> http://code.google.com/chrome/extensions/apps.html
September 30, 2010
You don´t like Google Analytics? # Go to http://tools.google.com/dlpage/gaoptout and install a browser plugin to disable Google Analytics.
September 30, 2010
Perl: time PHP: time() Ruby: Time.now # (or Time.new). To display the epoch: Time.now.to_i Python: import time # first, then int(time.time()) Java: long epoch = System.currentTimeMillis()/1000; Microsoft .NET C#: epoch = (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000; VBScript/ASP: DateDiff("s", "01/01/1970 00:00:00", Now()) Erlang: calendar:datetime_to_gregorian_seconds(calendar:now_to_universal_time( now()))-719528*24*3600. # OR element(1, now()) * 10000 + element(2, now()). MySQL: SELECT unix_timestamp(now()) PostgreSQL: SELECT extract(epoch FROM now()); Oracle PL/SQL: SELECT (SYSDATE - TO_DATE('01-01-1970 00:00:00', 'DD-MM-YYYY HH24:MI:SS')) * 24 * 60 * 60 FROM DUAL SQL Server: SELECT DATEDIFF(s, '1970-01-01 00:00:00', GETUTCDATE()) JavaScript: Math.
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September 18, 2010
**Always Have a Single, Authoritative Source For Your Schema
** Everyone should know where the official schema resides, and have a frictionless experience in getting a fresh database setup. One should be able to walk up to a computer, get the latest from source control, build, and run a simple tool to setup the database (in many scenarios, the build process can even setup a database if none exists, so the process is one step shorter).
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September 7, 2010
To find the system load use the following perl snippet :
System load of last one minute : my $system_load = exec('<a class="zem_slink" title="Uptime" rel="wikipedia" href="http://en.wikipedia.org/wiki/Uptime">uptime</a> | awk -F "load average: " \'{ print $2 }\' | cut -d, -f1'); my $system_load = qx('uptime | awk -F "load average: " \'{ print $2 }\' | cut -d, -f1'); System load of last 5 minutes : my $system_load = exec('uptime | awk -F "load average: " \'{ print $2 }\' | cut -d, -f2'); my $system_load = qx('uptime | awk -F "load average: " \'{ print $2 }\' | cut -d, -f2'); System load of last 15 minutes : my $system_load = exec('uptime | awk -F "load average: " \'{ print $2 }\' | cut -d, -f3'); my $system_load = qx('uptime | awk -F "load average: " \'{ print $2 }\' | cut -d, -f3');
August 31, 2010
If you get the following error while running the client code :
Can’t call method “syswrite” on an undefined value at /usr/local/share/perl/5.10.1/Gearman/Taskset.pm line 202.
… then change this
$client->job_servers('127.0.0.1');
to
$client->job_servers('127.0.0.1:4730');
thats it !
🙂
June 14, 2010
Following is the command :
cp -p /aaa/bbb /ccc/ddd