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mmap() vs. reading blocks
...able length records. I've got a first implementation up and running and am now looking towards improving performance, particularly at doing I/O more efficiently since the input file gets scanned many times.
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Replacing .NET WebBrowser control with a better browser, like Chrome?
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Very very happy to know that it's you who started this project! Recently I used cefsharp, however, I could see that the library size is 80+ MB which is huge, but required for proper functioning (Especially smooth rendering) of the application. I...
What is copy-on-write?
I would like to know what copy-on-write is and what it is used for? The term 'copy-on-write array' is mentioned several times in the Sun JDK tutorials but I didn't understand what it meant.
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How to add new line into txt file
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You could do it easily using
File.AppendAllText("date.txt", DateTime.Now.ToString());
If you need newline
File.AppendAllText("date.txt",
DateTime.Now.ToString() + Environment.NewLine);
Anyway if you need your code do this:
TextWriter tw = new StreamWriter("date.txt", ...
Can I squash commits in Mercurial?
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See the comments. Histedit is now built-in, you just need to enable it (because no default commands will modify history)
– Ry4an Brase
Sep 28 '15 at 15:12
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How to get current time and date in Android
...an (but no longer should - see below!) use android.text.format.Time:
Time now = new Time();
now.setToNow();
From the reference linked above:
The Time class is a faster replacement
for the java.util.Calendar and
java.util.GregorianCalendar classes.
An instance of the Time class
represe...
Debugging App When Launched by Push Notification
...n XCode < 4.0 (for XCode >= 4, see answer by delirus below), you can now configure Xcode to attach the debugger to the app after you launch it, instead of launching the app through the debugger. This lets you debug things that vary based on the launch state of your application, such as URL sch...
Android Studio says “cannot resolve symbol” but project compiles
...studio to load everything.
It will give you some errors, ignore those.
Now go to your java file and android studio will suggest you import
import android.support.v4.app.FragmentActivity;
Import it, then go back to Open Module Settings and change the compile sdk version back to what it was...
How to install Google Play Services in a Genymotion VM (with no drag and drop support)?
...gle Play Services. Once the new Google Play Services is installed you will now have stable, working access to Google Play
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How do you add a timer to a C# console application
...ram {
public static void Main() {
// Create a Timer object that knows to call our TimerCallback
// method once every 2000 milliseconds.
Timer t = new Timer(TimerCallback, null, 0, 2000);
// Wait for the user to hit <Enter>
Console.ReadLine();
}
private ...