It’s called schema_version (or migrations, or whatever suits you) and its purpose is to keep track of structural or data changes to the database.

Whether you add this table from the beginning of the project or just after you’ve deployed the first version to a staging or production server is up to you.

Whenever you need to execute an SQL script to change the database structure or perform a data migration you should be adding a row in that table as well. And do that via an insert statement at the beginning or end of that script (which is committed to the project’s code repository).

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Every project starts the same way:you create a place to put solution artefacts,on one file system, on one computer.Templify helps you work smart, not hardby reducing repetition.

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With basic HTML tables, the structure and the way the table are presented inherits the native html style. And if you like to change it then you need to change the underlying HTML code or spend time in adding attributes to all tables tags, in order to style it with CSS . But what if you want to make the tables more interesting, more dynamic, more visual appealing without spending so much time. Yes you can certainly use JavaScript for this, but coding it from scratch will be time consuming and it’s not worth. But JS libraries/frameworks will allow you to add a range of dynamic behavior to your tables and manipulate it for better presentation on a webpage without spending much time. We decided to list a few for the benefit of those who intend to use tables with JavaScript(JS). Most of these are for the popular jQuery, MooTools and Prototype/script.aculo.us JS frameworks. Since most of the JS frameworks mentioned below are plug-ins that work on top of existing JS frameworks, it is recommended that you take a look at those base frameworks first. But there are a few others that do not require an existing JS frameworks.

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Normalisation is the term used to describe how you break a file down into tables to create a database. There are 3 or 4 major steps involved known as 1NF (First Normal Form), 2NF (Second Normal Form), 3NF (Third Normal Form) and BCNF (Boyce-Codd Normal Form). There are others but they are rarely if ever used. A database is said to be Normalised if it is in 3NF (or ideally in BCNF). These steps are descibed as follows:

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You may have developed your website using an expensive “what you see is what you get” editor but there’s no guarantee that site visitors “will get the website as you see it”.

You will need to extensively test the website to ensure that visitors have a comfortable stay and don’t leave your site in a jiffy. And here are some useful tools to help you completely check your website

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But with the power of Google Chart API in your hands all you need to know is to insert an image in your web page and watch your chart come to life. But if you are thinking that what could be the use of using a static image for showing a chart then you are wrong. The Google Chart API is so simple yet so powerful that can give you some amazing features:

• Create charts simply by using URL with some parameters
• Inserting the chart is as simple as you would be inserting an image
• The chart is created on the fly dynamically
• No need of server side coding
• No need of JavaScript to code or view your chart
• Any resolution of the chart with only a change in URL parameters
• Manipulating the parameters of the URL would change the chart

• A variety of styles to choose as per your tastes.

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Outfitting your computer with the latest software can be expensive. Time and money aren’t things to be wasted. With sky rocketing prices for desktop applications, you need to arm yourself with the right alternatives.

Fortunately, there is a great alternative out there: the Internet. As hard as it is to believe, just by surfing around online, you can access most of the desktop app functionalities you need without shelling out a cent.

To prove it, here’s a list of 25 online alternatives for the most popular desktop applications that you use, want and simply must have when working online.

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Are you working with Excel and want take your Excel skills to the next level? Or do you want to learn Excel and don’t know where to start? Check out these 70+ tips and shortcuts that will help you make Excel Magic.

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