log4j2 xml configuration example

log4j2 example

Here are some sample log4j2 xml configurations. This includes full source code created with maven.

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Run multiple mysql servers on single machine

mysql

Here is how to run multiple mysql instances on the same machine. This will be helpful when you need to run different mysql version on same computer or have separate mysql servers for each system. Here I assume you have already installed one instance of mysql. Following steps are for installing another instance of mysql […]

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How to replace a text using bash sed command

bash find and replace

Here is how you can replace a text in a file using bash script. You can use the sed command as below to replace the text.

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SQL joins diagram

sql joins diagram

Here is a diagram of sql joins for better understanding how they work. This visual representation contains following joins, Inner Join, Left Join, Right Join, Outer Join, Left Join excluding Inner Join, Right Join excluding Inner Join, Outer Join excluding Inner Join.

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How to create a local maven dependency

maven diagram

There are situations where you want to add your own .jar library as maven dependency. Also there are third party libraries which are not available in the central maven repository. In a situation like that you can add that .jar file in your local repository and use as a maven dependency. Here is how to […]

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Protect your mobile with Anti Theft from AVAST

avast anti theft

What if you lose your mobile? Have you ever thought about it? Just imagine someone steal your mobile. Not just the cost of your mobile think about the data in it. Your photo gallery, contacts, messages and all other private data are in danger. And what about accounts you are already signed in? I’m writing […]

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Control laptop with motion – HP leap motion laptop

hp leap motion

Hope you have already used or at least seen smart TVs controlled by motion. It’s time to experience the same with laptop. HP has introduced a motion controlled laptop. This model is named as Envy 17 Leap Motion. According to HP this is the first leap motion control enabled laptop. Here is a demo to […]

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Keep notes easily with Google Keep

sticky notes

How do you keep your day to day notes like TODO lists, web addresses or other small notes that you need to remember? Some people use sticky notes for this. Sometime you may be using text files. But managing them is not quite easy isn’t it? Google has created a simple but useful tool that […]

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3 easy steps that can make your wordpress login secure

wordpress login

Here are some simple steps you can take to secure your WordPress login from hackers. WordPress is one of the most popular CMS(Content Management System) currently on the internet. Currently WordPress is used for thousands of websites around the world. A common problem faced by most WordPress site owners is attacks by hackers. Here are […]

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LG G Flex – self healing mobile

lg g flex

Are you worried about scratches on your mobile? Check the latest G Flex mobile from LG with a self healing body. Also this mobile has a curve shaped body which is flexible. Watch the following video for a full demo. You can find full phone specification from gsm arena.

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