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Write string to output stream
...InputStream and OutputStream) transfer binary data. If you want to write a string to a stream, you must first convert it to bytes, or in other words encode it. You can do that manually (as you suggest) using the String.getBytes(Charset) method, but you should avoid the String.getBytes() method, beca...
Adding two numbers concatenates them instead of calculating the sum
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They are actually strings, not numbers. The easiest way to produce a number from a string is to prepend it with +:
var x = +y + +z;
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Can a C++ enum class have methods?
...r.
You could easily add methods such that:
Fruit f("Apple");
and
f.ToString();
can be supported.
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How to get memory available or used in C#
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It should probably be noted that a call to GetCurrentProcess will itself allocate quite a lot of resources. Call Dispose on the returned process when done, or wrap the whole code in a "using" scope.
– Mathias Lykkegaard Lorenzen
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TCP vs UDP on video stream
...say you are streaming a soccer match, or concert for that matter, do you really need to use UDP?
13 Answers
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How to find files that match a wildcard string in Java?
This should be really simple. If I have a String like this:
16 Answers
16
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Delete files older than 3 months old in a directory using .NET
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Something like this outta do it.
using System.IO;
string[] files = Directory.GetFiles(dirName);
foreach (string file in files)
{
FileInfo fi = new FileInfo(file);
if (fi.LastAccessTime < DateTime.Now.AddMonths(-3))
fi.Delete();
}
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How to prompt for user input and read command-line arguments [closed]
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In Python 2.7, input() doesn't convert values to strings. So if you try to do this: input_variable1 = input ("Enter the first word or phrase: "), you will get an error: Traceback (most recent call last): return eval(raw_input(prompt)) File "<string>", line 1,...
Factory Pattern. When to use factory methods?
...n they actually want.
public interface IThingFactory
{
Thing GetThing(string theString);
}
public class ThingFactory : IThingFactory
{
public Thing GetThing(string theString)
{
return new Thing(theString, firstDependency, secondDependency);
}
}
So, now the consumer of the...
How to close a Java Swing application from the code
...super("Close Me!");
addStuff();
}
public static void main(String[] args) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
CloseExample cTW = new CloseExample();
cTW.setSize(200, 100);
cTW.setLo...