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What are Transient and Volatile Modifiers?
...rs can be applied to fields of classes1 irrespective of field type. Apart from that, they are unrelated.
The transient modifier tells the Java object serialization subsystem to exclude the field when serializing an instance of the class. When the object is then deserialized, the field will be ini...
Can an AngularJS controller inherit from another controller in the same module?
Within a module, a controller can inherit properties from an outside controller:
9 Answers
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When is the init() function run?
...ler.
A package will be initialised only once even if it is imported from multiple packages.
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How to add jQuery in JS file
... file which will have the code and all the pages using it can reference it from there.
19 Answers
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Is there some way to PUSH data from web server to browser?
...erver message-based communication.
You can easily initiate the connection from javascript:
var ws = new WebSocket("ws://your.domain.com/somePathIfYouNeed?args=any");
ws.onmessage = function (evt)
{
var message = evt.data;
//decode message (with JSON or something) and do the needed
};
The se...
NOW() function in PHP
...l got ~800 upvotes more. Your answer submission was probably seconds apart from his. :) Thank You for writing it anyways :D
– Aleksandar
May 29 '19 at 8:50
3
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Play an audio file using jQuery when a button is clicked
...tion for audio elements. We can only pause them. And when we want to start from the beginning of the audio file we change its .currentTime. We will use this line in our example audioElement.currentTime = 0;. To achieve .stop() function we first pause the file then reset its time.
We may want to kno...
How do you express binary literals in Python?
...es, for example:
>>> 0b0010101010
170
>>> 0B010101
21
From the Python 3 docs, these are the ways of providing integer literals in Python:
Integer literals are described by the following lexical definitions:
integer ::= decinteger | bininteger | octinteger | hexinteger...
Convert SQLITE SQL dump file to POSTGRESQL
...le.sql
If you want the id column to "auto increment" then change its type from "int" to "serial" in the table creation line. PostgreSQL will then attach a sequence to that column so that INSERTs with NULL ids will be automatically assigned the next available value. PostgreSQL will also not recogniz...
What is considered a good response time for a dynamic, personalized web application? [closed]
...includes dynamic content and personalization, what is a good response time from the server (so excluding network latency and browser rendering time)? I'm thinking about sites like Facebook, Amazon, MyYahoo, etc. A related question is what is a good response time for a backend service?
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