The standard delimiters for literal strings in SQL are single quotation marks (‘). By default, SQL Server reserves double quotation marks (“) as delimiters for database objects.The SQL Server ODBC
The standard way to compare a variable String to a constant is to use this syntax: if(myString.equals(“test”)){ doSomething();} However, if myString is null, a NullPointerException will be thrown. Instead, use:
When you invoke a synchronized static method, you obtain the lock associated with the Class object in whose class the method is defined.When you apply synchronized to instance methods and
When a class designer believes that an exceptional condition is recoverable, the checked exception should be thrown. But, many programmers (and I am guilty of this as well) tend to
Sometimes, you need to find the Browser in which an applet is loaded. This small bit of code can do the job: public void getBrowserInfo(){ String vendor = System.getProperty(“java.vendor.url”).toLowerCase(); browser
It’s not uncommon that ASP.NET applications have the need to use a personal .config file to write some runtime information. Since ASP.NET applications are not granted the permission to create
VB6 objects can’t be pooled under COM+, because they are apartment threaded. This restriction is void with VB.NET objects (and all .NET objects in general), because they are free-threaded. To
COM+ 1.5 has the ability to run any server application as a NT service, so that the application is up and running when the machine reboots, before any client makes
Writing a transactional COM+ component with VB.NET is as simple as applying the Transaction attribute to a class that inherits from System.EnterpriseServices.ServicedComponent: Imports System.EnterpriseServices< Transaction()> Public Class BankTransfer Inherits ServicedComponent