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What is the meaning of “this” in Java?
...w MyThisTest() will print
1
42
MyThisTest a=42
So effectively you use it for multiple things:
clarify that you are talking about a field, when there's also something else with the same name as a field
refer to the current object as a whole
invoke other constructors of the current class in you...
Binary Data in MySQL [closed]
...er by phpguy is correct but I think there is a lot of confusion in the additional details there.
The basic answer is in a BLOB data type / attribute domain. BLOB is short for Binary Large Object and that column data type is specific for handling binary data.
See the relevant manual page for MySQL...
INSERT INTO vs SELECT INTO
...different things. Use INSERT when the table exists. Use SELECT INTO when it does not.
Yes. INSERT with no table hints is normally logged. SELECT INTO is minimally logged assuming proper trace flags are set.
In my experience SELECT INTO is most commonly used with intermediate data sets, like #t...
Cannot overwrite model once compiled Mongoose
...ould do is instantiate the schema once, and then have a global object call it when it needs it.
For example:
user_model.js
var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var userSchema = new Schema({
name:String,
email:String,
password:String,
phone:Number,
_e...
How can I disable a button on a jQuery UI dialog?
...jQuery UI contains (if you have the full library and are on 1.8+, you have it), you can use it to disable the button and update the state visually, like this:
$(".ui-dialog-buttonpane button:contains('Confirm')").button("disable");
You can give it a try here...or if you're on an older version or ...
Understanding colors on Android (six characters)
...r set as the background of my LinearLayout , and I get a background gray with some transparency:
7 Answers
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See line breaks and carriage returns in editor
Does anyone know of a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
...
Should I learn C before learning C++? [closed]
I visited a university CS department open day today and in the labs tour we sat down to play with a couple of final-year projects from undergraduate students. One was particularly good - a sort of FPS asteroids game. I decided to take a peek in the src directory to find it was done in C++ (most of...
List goals/targets in GNU make that contain variables in their definition
...(VAR) : $(PREREQS)). Is there any way that gnu make can be convinced to spit out a list of targets after it has expanded these variables?
...
How can I get a user's media from Instagram without authenticating as a user?
...
This is late, but worthwhile if it helps someone as I did not see it in Instagram's documentation.
To perform GET on https://api.instagram.com/v1/users/<user-id>/media/recent/ (at present time of writing) you actually do not need OAuth access token.
...