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Cocoa: What's the difference between the frame and the bounds?
...lf
In addition to reading the above articles, it helps me a lot to make a test app. You might want to try to do something similar. (I got the idea from this video course but unfortunately it isn't free.)
Here is the code for your reference:
import UIKit
class ViewController: UIViewController {...
What does “fragment” mean in ANTLR?
...arser.ContentContext):
pass
# (For Case1 Only) enable it when testing Case1
# Exit a parse tree produced by AlphabetParser#rule0.
def exitRule0(self, ctx:AlphabetParser.Rule0Context):
print(ctx.getText())
# end-of-class
def main():
file_name = sys.argv[1]
input ...
How to get UTF-8 working in Java webapps?
...s info, in case anyone else has a similar problem.
– testing123
Dec 7 '11 at 15:33
3
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How does a public key verify a signature?
...em -pubin -in message.ssl -out message.txt
Below is an example script to test this whole flow with openssl.
#!/bin/sh
# Create message to be encrypted
echo "Creating message file"
echo "---------------------"
echo "My secret message" > message.txt
echo "done\n"
# Create asymmetric keypair
ech...
What is hashCode used for? Is it unique?
...de is a numeric value that is used to identify an object
during equality testing. It can also serve as an index for an object
in a collection.
The GetHashCode method is suitable for use in hashing algorithms and
data structures such as a hash table.
The default implementation of the ...
When to use the brace-enclosed initializer?
...
Hmm, you're right - I was testing with GCC 4.5 earlier which seemed to confirm what I was saying, but GCC 4.6 does agree with you. And I did miss the fact that you were talking about in-class initialization. My apologies.
– inter...
Difference between Big-O and Little-O Notation
...n understand as: how do functions compare when zooming out? (A good way to test this is simply to use a tool like Desmos and play with your mouse wheel). In particular:
f(n) ∈ o(n) means: at some point, the more you zoom out, the more f(n) will be dominated by n (it will progressively diverge fro...
What does OSGi solve?
...t hotplug comes with it, but I'd rather restart my usual applications than testing all combinations of hotplugability...
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Abusing the algebra of algebraic data types - why does this work?
...t actions; output actions would also apply, e.g. in the specification of a test robot.
Processes get this way data as companions; thus I coin the term "item algebra".
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Understanding NSRunLoop
...rce queue is main queue, the whatever queue is the destination queue.
To test that I logged RunLoop.current inside every dispatch.
The sync dispatch had the same runloop as main queue. While the RunLoop within the async block was a different instance from the others. You might be thinking how why...