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How do I see if Wi-Fi is connected on Android?
...he state of the Wi-Fi adapter. From there you can check if it is connected or even available.
ConnectivityManager connManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mWifi = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (mWifi.isConnected...
How to add Google Analytics Tracking ID to GitHub Pages
...
Update: Added steps descriptions for others
Solved it:
had to include username.github.io (link that I want to track) in Google Analytics website section.
you can check GitHub help page here
After that I was provided with an Tracker ID.
Note: Yo...
Project structure for Google App Engine
...Google App Engine right when it came out, to play with the technology and work on a pet project that I had been thinking about for a long time but never gotten around to starting. The result is BowlSK . However, as it has grown, and features have been added, it has gotten really difficult to keep...
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...
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
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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
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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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