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How does Java Garbage Collection work with Circular References?
...s every object found as alive.
All of the heap memory that is not occupied by marked objects is
reclaimed. It is simply marked as free, essentially swept free of
unused objects.
So if any object is not reachable from the GC roots(even if it is self-referenced or cyclic-referenced) it will be subje...
ASP.NET MVC: Custom Validation by DataAnnotation
...re of type string. I know you can validate the length of a single property by using the StringLength annotation. However I want to validate the length of the 4 properties combined.
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How to create a remote Git repository from a local one?
...e a new bare repository, you run the clone command with the --bare option. By convention, bare repository directories end in .git, like so:
$ git clone --bare my_project my_project.git
Initialized empty Git repository in /opt/projects/my_project.git/
This command takes the Git repository by itsel...
Query grants for a table in postgres
... gives you all the grants from a table, but you'd then have to split it up by individual user.
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How to understand nil vs. empty vs. blank in Ruby
...clear definition of the differences of nil? , blank? , and empty? in Ruby on Rails. Here's the closest I've come:
14 A...
Convert a PHP script into a stand-alone windows executable
...://github.com/iolevel/peachpie
Peachpie is PHP 7 compiler based on Roslyn by Microsoft and drawing from popular Phalanger. It allows PHP to be executed within the .NET/.NETCore by compiling the PHP code to pure MSIL.
Phalanger
http://v4.php-compiler.net/
http://wiki.php-compiler.net/Phalanger_Wi...
How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
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I followed the answer provided by CoverosGene and it worked.
– Robert3452
Mar 20 '16 at 15:50
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Scala best way of turning a Collection into a Map-by-key?
... property p on T (of type P , say), what is the best way to do a map-by-extracting-key ?
13 Answers
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Why does the JVM still not support tail-call optimization?
...ation from tail-recursive function to simple loop must be done dynamically by a JIT compiler.
It then gives an example of Java code that won't transform.
So, as the example in Listing 3 shows, we cannot expect static compilers to perform transformation of tail recursion on Java code while pre...
Hand Coded GUI Versus Qt Designer GUI [closed]
...our edits. We ended up just taking the generated code and doing everything by hand henceforth.
Qt4
Qt4 has improved on Designer significantly. No longer does it only generate code, but you can dynamically load in your Designer files (in xml) and dynamically connect them to the running objects in y...