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Fade Effect on Link Hover?
... fade into a different color as opposed to immediately switching, the default action.
4 Answers
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What is a Manifest in Scala and when do you need it?
...f a List:
def foo[T](x: List[T])(implicit m: Manifest[T]) = {
if (m <:< manifest[String])
println("Hey, this list is full of strings")
else
println("Non-stringy list")
}
foo(List("one", "two")) // Hey, this list is full of strings
foo(List(1, 2)) // Non-stringy lis...
You need to use a Theme.AppCompat theme (or descendant) with this activity
...rActivity the theme must extend Theme.AppCompat. There are a handful of built in themes that do extend Theme.AppCompat or you could extend it yourself and modify it. Without removing the ActionBarActivity parent you cannot get around using the Theme.AppCompat.
– Bobbake4
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Is there a VB.NET equivalent of C# out parameters?
...mine code in the framework (for example Double.TryParse), you may see the <OutAttribute> added to parameters, but that only makes a difference when the call is marshalled for COM interop or platform invoke.)
share
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How to make child process die after parent exits?
...inux, you can install a parent death signal in the child, e.g.:
#include <sys/prctl.h> // prctl(), PR_SET_PDEATHSIG
#include <signal.h> // signals
#include <unistd.h> // fork()
#include <stdio.h> // perror()
// ...
pid_t ppid_before_fork = getpid();
pid_t pid = fork();
if...
Maximum number of threads in a .NET app?
...ng something wrong.
[Update: Just out of interest: .NET Thread Pool default numbers of threads:
1023 in Framework 4.0 (32-bit environment)
32767 in Framework 4.0 (64-bit environment)
250 per core in Framework 3.5
25 per core in Framework 2.0
(These numbers may vary depending upon the hardware ...
How to copy files from 'assets' folder to sdcard?
... files in the sdcard you have to give the permission on the manifest e.g. <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
– IronBlossom
Jun 18 '12 at 6:25
...
Unable to verify leaf signature
... The certificates are stored in potentially two places: (1) built-in to the node.js binary (2) the operating system keystore. If your certs are out of date you will need to include this in your running code. It doesn't change the node binary nor your operating system - just the project f...
When should we use Observer and Observable?
...from the part where you notify the changes. (E.g. Its useful if you have multiple changes happening and you only want to notify at the end of the process rather than at each small step). This is done through setChanged(). So you just call it when you changed something to the Observable and you want ...
How to refresh app upon shaking the device?
...ccelCurrent = (float) Math.sqrt((double) (x*x + y*y + z*z));
float delta = mAccelCurrent - mAccelLast;
mAccel = mAccel * 0.9f + delta; // perform low-cut filter
}
public void onAccuracyChanged(Sensor sensor, int accuracy) {
}
};
@Override
protected void onResume() {
...