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How do I connect to a specific Wi-Fi network in Android programmatically?
...\"");
wfc.status = WifiConfiguration.Status.DISABLED;
wfc.priority = 40;
Now for the more complicated part: we need to fill several members of WifiConfiguration to specify the network’s security mode.
For open networks.
wfc.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
wfc.allowedPr...
What exactly is a C pointer if not a memory address?
...s perfectly legal per the language standard so long as the implementation knows how to transform those numbers into addresses and how to do pointer arithmetic with those numbers and all other things required by the standard.
– Alexey Frunze
Mar 1 '13 at 6:12
...
Accept server's self-signed ssl certificate in Java client
...ctory(sc.getSocketFactory());
} catch (GeneralSecurityException e) {
}
// Now you can access an https URL without having the certificate in the truststore
try {
URL url = new URL("https://hostname/index.html");
} catch (MalformedURLException e) {
}
Note that I do not recommend the Option #...
How to create a custom attribute in C#
....Class)]
public class MyCustomAttribute : Attribute
Important things to know about attributes:
Attributes are metadata.
They are baked into the assembly at compile-time which has very serious implications of how you could set their properties. Only constant (known at compile time) values are ac...
Which kind of pointer do I use when?
...into the other smart pointer types boost provided. I understand that C++11 now provides some of the types boost came up with, but not all of them.
...
Filter data.frame rows by a logical condition
...
I wonder if this works now? I wasn't able to subset dataframe based on condition in this way.
– Sumanth Lazarus
Oct 10 '19 at 11:47
...
Most underused data visualization [closed]
...to plot 3D scatter plots using rgl.
GGobi
Another package that is worth knowing is rggobi. There is a Springer book on the subject, and lots of great documentation/examples online, including at the "Looking at Data" course.
...
How do I base64 encode (decode) in C?
...
I know this question is quite old, but I was getting confused by the amount of solutions provided - each one of them claiming to be faster and better. I put together a project on github to compare the base64 encoders and decode...
Unit Testing C Code [closed]
...ode on our embedded systems. For the most part check was a good choice but now we are working on systems running on uClinux and since check requires fork it doesn't work on those systems. :/
– David Holm
Oct 15 '08 at 12:43
...
Add & delete view from Layout
...this);
lp.addView(new Button(this));
lp.addView(new ImageButton(this));
// Now remove them
lp.removeViewAt(0); // and so on
If you have xml layout then no need to add dynamically.just call
lp.removeViewAt(0);
share
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