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handle textview link click in my android app
...="com.package.name" />
</intent-filter>
This means that links starting with com.package.name:// will be handled by my activity.
So all I have to do is construct a URL that contains the information I want to convey:
com.package.name://action-to-perform/id-that-might-be-needed/
In my ...
How does UTF-8 “variable-width encoding” work?
...
Each byte starts with a few bits that tell you whether it's a single byte code-point, a multi-byte code point, or a continuation of a multi-byte code point. Like this:
0xxx xxxx A single-byte US-ASCII code (from the first 127 char...
why is plotting with Matplotlib so slow?
...[ax.plot(x, y, style)[0] for ax, style in zip(axes, styles)]
fig.show()
tstart = time.time()
for i in xrange(1, 20):
for j, line in enumerate(lines, start=1):
line.set_ydata(np.sin(j*x + i/10.0))
fig.canvas.draw()
print 'FPS:' , 20/(time.time()-tstart)
With the above example, I ...
What is a deadlock?
...xample:
Resource A and resource B are used by process X and process Y
X starts to use A.
X and Y try to start using B
Y 'wins' and gets B first
now Y needs to use A
A is locked by X, which is waiting for Y
The best way to avoid deadlocks is to avoid having processes cross over in this way. Redu...
Bash script to calculate time elapsed
...ound. Instead use the arithmetic expansion:
echo "It takes $(($ENDTIME - $STARTTIME)) seconds to complete this task..."
You could also save the commands in a separate script, commands.sh, and use time command:
time commands.sh
...
Programmer Puzzle: Encoding a chess board state throughout a game
...f the problem for piece layout.
The Problem
This image illustrates the starting Chess position. Chess occurs on an 8x8 board with each player starting with an identical set of 16 pieces consisting of 8 pawns, 2 rooks, 2 knights, 2 bishops, 1 queen and 1 king as illustrated here:
Positions are...
How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
... this CompareInfo compareInfo,
String source, String prefix, int startIndex, CompareOptions options
) {
if(compareInfo.IndexOf(source, prefix, startIndex, options)!=startIndex)
return ~0;
else
// source is started with prefix
// t...
Google App Engine: Is it possible to do a Gql LIKE query?
...r
How do I do a like query (LIKE "foo%")
You can do something like a startWith, or endWith if you reverse the order when stored and searched. You do a range query with the starting value you want, and a value just above the one you want.
String start = "foo";
... = ofy.query(MyEntity.cla...
Best ways to teach a beginner to program? [closed]
...ntation. It's still a work in progress, but I hope it helps.
1) FizzBuzz. Start with command line programs. You can write some fun games, or tools, very quickly, and you learn all of the language features very quickly without having to learn the GUI tools first. These early apps should be simple en...
Circular list iterator in Python
I need to iterate over a circular list, possibly many times, each time starting with the last visited item.
6 Answers
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