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How to create our own Listener interface in android?
...yButton.java:
public class MyButton {
MyListener ml;
// constructor
MyButton(MyListener ml) {
//Setting the listener
this.ml = ml;
}
public void MyLogicToIntimateOthers() {
//Invoke the interface
ml.callback(this, "success");
}
}
...
What is the difference between screenX/Y, clientX/Y and pageX/Y?
...s a picture explaining the difference between pageY and clientY.
Same for pageX and clientX, respectively.
pageX/Y coordinates are relative to the top left corner of the whole rendered page (including parts hidden by scrolling),
while clientX/Y coordinates are relative to the top left corne...
How to set size for local image using knitr for markdown?
...
You can also read the image using png package for example and plot it like a regular plot using grid.raster from the grid package.
```{r fig.width=1, fig.height=10,echo=FALSE}
library(png)
library(grid)
img <- readPNG("path/to/your/image")
grid.raster(img)
```
Wit...
Operation on every pair of element in a list
...product() in the itertools module. It does exactly what you describe.
import itertools
my_list = [1,2,3,4]
for pair in itertools.product(my_list, repeat=2):
foo(*pair)
This is equivalent to:
my_list = [1,2,3,4]
for x in my_list:
for y in my_list:
foo(x, y)
Edit: There are two...
Uploading base64 encoded Image to Amazon S3 via Node.js
...
For people who are still struggling with this issue. Here is the approach I used with native aws-sdk.
var AWS = require('aws-sdk');
AWS.config.loadFromPath('./s3_config.json');
var s3Bucket = new AWS.S3( { params: {Bucket: 'm...
What is the best practice for making an AJAX call in Angular.js?
...1.0.X. To prevent confusion it's being changed to reflect the best answer for ALL current versions of Angular as of today, 2013-12-05.
The idea is to create a service that returns a promise to the returned data, then call that in your controller and handle the promise there to populate your $scope p...
Is there a git-merge --dry-run option?
...hat may have a lot of conflicts. How can I tell if it will have conflicts or not?
18 Answers
...
When should i use npm with “-g” flag and why?
I've started using npm for js package management recently. Although I do have a fair understanding of package management in different enivronments(lets say using apt, rvm/gem, pythonbrew/virtualenv/pip), I don't quite understand how npm fully fits in.
...
How to ISO 8601 format a Date with Timezone Offset in JavaScript?
...he local time and UTC time offset then construct the URL in following format.
10 Answers
...
Converting int to bytes in Python 3
...t;> bytes([3])
b'\x03'
The docs state this, as well as the docstring for bytes:
>>> help(bytes)
...
bytes(int) -> bytes object of size given by the parameter initialized with null bytes
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