For the first time in my life, I got a chance today to fly. So I on boarded from Colombo. And now I'm at Dubai Airport. This is like a dream to me. And the experience, I'm facing is really cool. Although I didn't feel nervous about process in Airport, I was and I am very careful because this ...

පහුගිය මාස කිහිපයම MongoDB ගැන උනන්දුවෙන් තමා හිටියේ. ගොඩක් මොන්ගෝඩිබි සයිට්ස් පොත් එක්ක තමා කාලය ගත කලේ. ඉතින් ඔහොම එක එක දේවල් හොය හොයා යනකොට මට හම්බුනා Colombo MongoDB User Group Facebook Group එක. අපේ ඔෆිස් එකේ කෙනෙක් තමා මට මේ යුසර් group එක ගැන කිව්වේ. කොහොම කොහොම හරි Ensiz ආයතනයේ අනුග්‍රහයෙන් මැයි 3 වෙනිදා මොන්ගොඩිබි පලවෙනි මීට්අප් එක ...

මට මේ ගැන ඊයේ දැනගන්න ලැබුනේ අපේ ඔෆිස් එකේ කෙනෙක්ගෙන්. ටෙක්කතා වැඩසටහනෙනුත් ගුගල් IO ගැන කතා කරලා තිබුනා. ඒන ඇත්තටම තියෙන්නේ San Francisco වල වුනත් අපිටත් මේ පාර සහාභාගි වෙන්න අවස්ථාවක් උදා වෙලා තියනවා. පහල තියන ලින්ක් එකෙන් පුලුවන් වැඩි විස්තර දැනගන්න. http://events.mobitel.lk/ ReadMe.lk link එක http://readme.lk/event/google-io-extended-event-sri-lanka-mobitel/ ඒවගේම මේ Event එකත් මට වැදගත් එකක්. http://www.meetup.com/java-colombo/ ReadMe.lk link එක http://readme.lk/event/big-data-java-2/ ...

In MongoDB course one of my colleague has run a query with two occurrences of same key. Then I thought query will fail on validation. But the way that MongoDB behaves is different on this scenario. > > db.test.insert ({name:1}) > db.test.insert ({name:2}) > db.test.insert ({name:3}) > db.test.insert ({name:4}) > > db.test.find({name:1,name:2}) { "_id" : ObjectId("518342a1f193f1de8aef117e"), "name" : 2 } ...

When I was writing previous post, I was thinking about single line statement to disable all the triggers in SQL Server instance. But after that I found a way to how to do this. Those queries may looks like confusing. Below query will print all the names of tables in all the databases of SQL Server instance.EXEC sp_MSforeachdb 'USE [?] ...

In some cases people need to run some queries against all the databases in their SQL Server instance. Something very very useful for administrators. Lets say somebody want to give read permission on all tables he can use this sp_MSforeachdb stored procedure. But what I’m going to tell in this post is not about it. I’m going to talk about ...

නොම්ලේ ඉගෙන ගන්න අවස්ථාවක්! දැන් ඉතින් ඩේටාබේස් කරන අයටත් ඩිවලොපර්ස් ලටත් NoSQL ඩේටාබේස් ගැන ඇහෙන්න පටන් අරගෙන තියෙන්නේ. ඉතින් මම මේ දවස් වල වැඩියක් ඉගෙන ගන්නේ MongoDB Cassandra Titan(GraphDB) වගේ ඩේටාබේස් ගැන. ඉතින් මේ Graph Database වලින් සමහර බිස්නස් වලට ගොඩක් ලේසියෙන් සොෆ්ට්වෙයාර් හදන්න එහෙමත් පුලුවන්. Neo4J කියෙන්නේ ඒවගේ Graph Database එකක්. ඉතින් මේ කම්පැනියෙන් නොමිලේ Graph Database ගැන ...

Hey, Do you like to get to know about Graph Database. Then this is for you. Neo4J is giving a Graph Database Book for free. This is a very good opportunity to people who wants to learn about Graph databases. Please don’t miss this! http://www.neo4j.com/learn/ Enjoy your graph database book!!!

I’m using MongoDB for about 6 months. And some guys asked about a IDE. (Basically a GUI tool for MongoDB) At that time there was only one usable GUI Tool. And it is MongoVUE. It is also painful one. So I gave it up. And now I’m used to MongoDB shell. And I can do everything in MongoDB shell. But ...

I tried to create a Index on View. Then SQL Server said I have to alter that index as a schema bound view. Then I created Schema Bound View.USE AdventureWorks2012GOCREATE VIEW [dbo].[vHR] WITH SCHEMABINDING AS SELECT BusinessEntityID AS A, NationalIDNumber AS B, LoginID AS C FROM HumanResources.EmployeeGOThen I created Index on that View.CREATE UNIQUE CLUSTERED INDEX UCI_vHR ON vHR(A,B)GOThen after ...

I tried to create a Index on View. Then SQL Server said I have to alter that index as a schema bound view. Then I created Schema Bound View.USE AdventureWorks2012GOCREATE VIEW [dbo].[vHR] WITH SCHEMABINDING AS SELECT BusinessEntityID AS A, NationalIDNumber AS B, LoginID AS C FROM HumanResources.EmployeeGOThen I created Index on that View. CREATE UNIQUE CLUSTERED INDEX UCI_vHR ON vHR(A,B)GOThen ...

Installing MongoDB on windows. OOps. What I'm going to post about is not how to install MongoDB on Windows. Because It is not a normal installation process which you have select path like that. So this is about how to run MongoDB service on Windows. That's it. One of my cousin's friends has asked for this post, hence I'm ...

Wow! It's a great pleasure to hear that we have a MongoDB User Group in Sri Lanka. I just sent a request to join to MongoDB User Group page in facebook. I really worry about got so long time to join the community of MongoDB. You can also join to Colombo MongoDB User Group from this link. http://www.facebook.com/groups/490378190986291/?ref=ts&fref=ts I ...

After moving to Ubuntu, I was looking for a way to make my terminal colorful. Because I really don't like mono color environments. Then I was searching "Enable Colors in Terminal". Then I found a very easy way to give colors to my odd terminal. Take a terminal window. Press Ctrl + Alt + T (We are going to give ...

Today our architect sent a mail to team with two links of blog posts. With the coming of NoSQL that developers think that they really don't need DBAs who objects each and every possible easiest way to solve the solution. And the other one is a post of Grant, which says that fault is on our hand. When a ...

WoW! This is my first video that I have created. Today, right now I uploaded it to YouTube and I hope to create few more videos also. It seems funny! So this videos describes how to install MongoDB on Ubuntu or on any debian using deb file(deb package). And you don't need to use apt-get install command to do ...

After the first day of linux training, I got IP, Username and Password for a linux box. But I really didn't know how to log in to a linux box with Credentials. Then I asked from few guys, unfortunately they also didn't know what is the way to log in to linux box. Then I asked from the guy who ...

I'm pretty much interested about Ubuntu Touch those days. Basically I'm interested about Ubuntu Mobile devices which is going to arrive to market in near future. To be frank I should say that, I'm interested in those devices because they can change the future of Ubuntu. But in this blog post what I'm going to discuss is not about ...

Ubuntu Tablet එක Pre-Order කරන නිව්ස් එකක් omgubuntu එකේ දාලා තිබුනා. ඇත්තටම මමත් සයිට් එකේ එහෙට මෙහෙට ගිහින් බැලුවම මට හිතුනේ මේක බොරුවක් කියලා. $299 තමයි මේකේ දාලා තිබුනේ ඒවගේම ගාන වැඩිවෙන්නත් පුලුවන් කියලා කියනවා. කොහොම වුනත් සයිට් එකේ ෆිනිෂිං එක එහෙම බැලුවාම කාගේ හරි තනි කෙනෙක්ගේ සයිට් එකක් වගේ. ඒත් ප්‍රශ්නයකට තියෙන්නේ omgubuntu සයිට් එකෙත් මේක ගැන පෝස්ට් ...

මම මේ ලගකදි දැක්ක ලොකුම මඩ පාර තමා මේක. Microsoft එකෙන් Gmail වලට විරුද්ධව කරගෙන යන Campaign එකක් තමා Scroogled.com කියන්නේ. මේයාලා කියන්නේ Gmail ads ඩිස්ප්ලේ කරන්න අපේ හැම ඊමේල් එකක්ම කියවනවා කියන එක. මේක ලංකාවේ අයට ලොකු ප්‍රශ්නයක් නෑ. මොකද ලංකාවේ අයගේ (බහුතරය) Internet එකේ Privacy ගැන හිතන්නේ නැ. ඒත් US වල අයගෙන් 89% දන්නේ නෑලු මේ ඊමේල් ...