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SQL select join: is it possible to prefix all columns as 'prefix.*'?
...e is to assign a dummy column to separate each new table. This works especially well if you're looping through a result set for a list of columns in a scripting language such as Python or PHP.
SELECT '' as table1_dummy, table1.*, '' as table2_dummy, table2.*, '' as table3_dummy, table3.* FROM table...
How to determine whether a substring is in a different string
I have a sub-string:
10 Answers
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Convert String to double in Java
How can I convert a String such as "12.34" to a double in Java?
15 Answers
15
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Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading? [duplicate]
...hey are quite different!
As stated in the documentation for Class.forName(String),
Returns the Class object associated with the class or interface with the given string name. Invoking this method is equivalent to: Class.forName(className, true, currentLoader)
(true here refers to do you want...
Populating Spring @Value during Unit Test
...s.
@see JavaDoc: ReflectionTestUtils.setField(java.lang.Object, java.lang.String, java.lang.Object)
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Task vs Thread differences [duplicate]
I'm new to parallel programming. There are two classes available in .NET: Task and Thread .
4 Answers
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MetadataException: Unable to load the specified metadata resource
...ption on instantiating my generated ObjectContext class. The connection string in App.Config looks correct - hasn't changed since last it worked - and I've tried regenerating a new model (edmx-file) from the underlying database with no change.
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.NET console application as Windows service
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#region Nested classes to support running as service
public const string ServiceName = "MyService";
public class Service : ServiceBase
{
public Service()
{
ServiceName = Program.ServiceName;
}
protected override void OnStart(string[] arg...
Why should I care that Java doesn't have reified generics?
... cases where it would be the best solution:
public void my_method(List<String> input) { ... }
public void my_method(List<Integer> input) { ... }
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doGet and doPost in Servlets
...tpServletResponse response) throws ServletException, IOException {
String username = request.getParameter("username");
String password = request.getParameter("password");
User user = userService.find(username, password);
if (user != null) {
request.getSes...