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Semaphore vs. Monitors - what's the difference?
... one person can enter at a time. They lock the door to prevent anyone else coming in, do their stuff, and then unlock it when they leave.
A semaphore is like a bike hire place. They have a certain number of bikes. If you try and hire a bike and they have one free then you can take it, otherwise you...
Multiple arguments vs. options object
...this:
initiateTransferProtocol("http", false, 150, 90, null, true, 18);
Completely unreadable unless you do some research. On the other hand, this code reads well:
initiateTransferProtocol({
"protocol": "http",
"sync": false,
"delayBetweenRetries": 150,
"randomVarianceBetweenRetrie...
How to Deal with Temporary NSManagedObject instances?
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NOTE: This answer is very old. See comments for full history. My recommendation has since changed and I no longer recommend using unassociated NSManagedObject instances. My current recommendation is to use temporary child NSManagedObjectContext instances.
Ori...
Can I create a One-Time-Use Function in a Script or Stored Procedure?
...inside of a SQL script or Stored Procedure? I'd like to abstract away some complexity in a script I'm writing, but it would require being able to declare a function.
...
What encoding/code page is cmd.exe using?
... program’s output encoding with the console’s output encoding
can be accomplished in two different ways:
A program can get the console’s current codepage using chcp or
GetConsoleOutputCP, and configure itself to output in that encoding, or
You or a program can set the console’s current cod...
What is the best method to merge two PHP objects?
...m copy of an answer that had already been posted for months? stackoverflow.com/a/794356/151509
– maryisdead
May 9 '19 at 15:44
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Is there a reason for C#'s reuse of the variable in a foreach?
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The compiler declares the variable in a way that makes it highly prone to an error that is often difficult to find and debug, while producing no perceivable benefits.
Your criticism is entirely justified.
I discuss this proble...
How do I get java logging output to appear on a single line?
...ts format from a system property, so adding something like this to the JVM command line will cause it to print on one line:
-Djava.util.logging.SimpleFormatter.format='%1$tY-%1$tm-%1$td %1$tH:%1$tM:%1$tS %4$s %2$s %5$s%6$s%n'
Alternatively, you can also add this to your logger.properties:
java.u...
C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?
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I would really recommend using the latter (SingleOrDefault), ToList will retrieve all entries first and then select one
– Sander Rijken
Sep 8 '11 at 13:51
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Get file version in PowerShell
...($_).FileVersion }
Or even nicer as a script: https://jtruher3.wordpress.com/2006/05/14/powershell-and-file-version-information/
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