Tip Bank

Take a look at the following code: #include int main(){ int i = 12; std::cout

Keyboard shortcuts are extremely useful when you use a particular option repeatedly?like when you select menus or toolbars manually. Sometimes, the default shortcut is cryptic and you cannot remember it.

If the DataSource object is not null, a connection is picked up from the connection pool of the datasource. Else, direct connection to the database is created by DriverManager. import

Note: This tip applies primarily to UNIX platforms (fortunately or unfortunately). The code was run on a Sun Solaris server (SunOS 5.8). How many times have you wondered what programs

There are instances when .jsp names need to be hidden from the URL. This can be done using various design techniques. But if your application is small and simle enough

The tip “How to Force a C++ Class to Be a Singleton” does not provide enough flexibility for the programmer to control the creation/deletion of the singleton instance. The following

Big applications create huge numbers of objects. Though Java manages the memory allocation and de-allocation for these objects, sometimes this huge number can result in memory leak problem. To monitor

Just execute this code in Query Analyzer in SQL Server: sp_msforeachtable ‘select ”?”,objectproperty(object_id(”?”),”Tablehasforeignkey”)’

The decision to use virtual functions is a simple matter. You just need to know when you’d want to override a base method. Take the following code as an example: