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How do you debug a regex? [closed]
Regular expressions can become quite complex. The lack of white space makes them difficult to read. I can't step though a regular expression with a debugger. So how do experts debug complex regular expressions?
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What is N-Tier architecture?
I've seen quite a few developer job postings recently that include a sentence that reads more or less like this: "Must have experience with N-Tier architecture", or "Must be able to develop N-Tier apps".
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Good Free Alternative To MS Access [closed]
...e is the MS Access product is much more than just the raw database engine. It provides a full application development platform, including form and menu designer, client application language and environment (VBA), and report designer. When you take all those things together, MS Access really has no p...
Convert Existing Eclipse Project to Maven Project
... automate our builds. Right now the procedure is far more complicated than it ought to be, and we're hoping that Maven will simplify things to a one-click build.
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Scala: write string to file in one statement
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A concise one line:
import java.io.PrintWriter
new PrintWriter("filename") { write("file contents"); close }
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What is the difference between `new Object()` and object literal notation?
..., other than that your second one creates an object and adds a property to it. But literal notation takes less space in the source code. It's clearly recognizable as to what is happening, so using new Object(), you are really just typing more and (in theory, if not optimized out by the JavaScript e...
Algorithm to generate a crossword
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I came up with a solution which probably isn't the most efficient, but it works well enough. Basically:
Sort all the words by length, descending.
Take the first word and place it on the board.
Take the next word.
Search through all th...
How do I get the current username in Windows PowerShell?
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I found it:
$env:UserName
There is also:
$env:UserDomain
$env:ComputerName
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Is DateTime.Now the best way to measure a function's performance?
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No, it's not. Use the Stopwatch (in System.Diagnostics)
Stopwatch sw = Stopwatch.StartNew();
PerformWork();
sw.Stop();
Console.WriteLine("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds);
Stopwatch automatically checks for t...
Check if a number has a decimal place/is a whole number
... for an easy way in JavaScript to check if a number has a decimal place in it (in order to determine if it is an integer). For instance,
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