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What's the difference between a Future and a Promise?
...ipt:
https://promisesaplus.com/
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise
The focus is on the composability using the then method like:
asyncOp1()
.then(function(op1Result){
// do something
return asyncOp2();
})
.then(function(op2Result){
// d...
Why define an anonymous function and pass it jQuery as the argument?
...r it has been defined.
You can find plenty of examples of this around the web, but here's a very basic implementation, using both a Module and the DOMReady function:
// Define "MyApp" as a revealing module
MyApp = (function(Backbone, $){
var View = Backbone.View.extend({
// do stuff here...
what is the difference between OLE DB and ODBC data sources?
...ncompasses both table-like and non-table-like data such as email messages, web pages, Word documents and file directories. However, it is procedure-oriented rather than object-oriented and is regarded as a rather difficult interface with which to develop access to data sources. To overcome this, ADO...
Technically, why are processes in Erlang more efficient than OS threads?
...ility of the spawning of Erlang processes to OS threads. He wrote a simple web server in Erlang and tested it against multi-threaded Apache (since Apache uses OS threads). There's an old website with the data dating back to 1998. I've managed only to find that site exactly once. So I can't supply a ...
Why is the JVM stack-based and the Dalvik VM register-based?
...sed) by half from traditional .jar file. For example, the .dex file of the web browser app in Android is about 200k, whereas the equivalent uncompressed .jar version is about 500k. The .dex file of the alarm clock is about 50k, and roughly twice that size in its .jar version.
And as I remember Com...
Indent starting from the second line of a paragraph with CSS
...00px hanging; }
Keep an eye on: https://developer.mozilla.org/en-US/docs/Web/CSS/text-indent
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Differences between dependencyManagement and dependencies in Maven
...ndencyManagement and dependencies ?
I have seen the docs at Apache Maven web site.
It seems that a dependency defined under the dependencyManagement can be used in its child modules without specifying the version.
...
Hidden features of mod_rewrite
...hinks I'm looking for.
I'll explain:
Suppose you have 2 php files in your web dir, file1.php and file2.php and you add these conditions and rule to your .htaccess :
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ file1.php/$1
You assume that all urls t...
“PKIX path building failed” and “unable to find valid certification path to requested target”
...
I've get my cert by exporting it from web browser, context action on padlock
– rtbf
Mar 2 at 13:51
...
Why is 'false' used after this simple addEventListener function?
...
According to MDN Web Docs, the third parameter is:
useCapture
If true, useCapture indicates that the user wishes to
initiate capture. After initiating
capture, all events of the specified
type will be dispatched to the
registere...