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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...
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...
“Single-page” JS websites and SEO
...ngle-page" JavaScript websites nowadays. In my opinion, this is done right by letting the server act as an API (and nothing more) and letting the client handle all of the HTML generation stuff. The problem with this "pattern" is the lack of search engine support. I can think of two solutions:
...
How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
...
I followed the answer provided by CoverosGene and it worked.
– Robert3452
Mar 20 '16 at 15:50
1
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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...
Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
...d in source files that allows these items to be quickly and easily located by a text editor or other utility. A tag signifies a language object for which an index entry is available (or, alternatively, the index entry created for that object). The tags generated by ctags are richer in terms of metad...
demystify Flask app.secret_key
...
Anything that requires encryption (for safe-keeping against tampering by attackers) requires the secret key to be set. For just Flask itself, that 'anything' is the Session object, but other extensions can make use of the same secret.
secret_key is merely the value set for the SECRET_KEY confi...
How to get a key in a JavaScript object by its value?
...
function getKeyByValue(object, value) {
return Object.keys(object).find(key => object[key] === value);
}
ES6, no prototype mutations or external libraries.
Example,
function getKeyByValue(object, value) {
return Object.keys(...
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...
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...