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iPhone UIView Animation Best Practice
...ify an arbitrary CoreImage filter to use as a transition, but as it stands now you can't do this on the iPhone, which lacks CoreImage.
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How do I replace text in a selection?
...lect every instance of your selected text within the same document. If you now start typing to replace your original highlighted text, you will replace all of the other occurrences at the same time.
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Build unsigned APK file with Android Studio
I'm developing an android app with the Android Developer Tool.
Now I tried the new Android Studio, everything works fine if connect my smartphone with the pc and directly run the program in the Android Studio.
But now I want to test the program with other smartphones without connecting them to my pc...
Check difference in seconds between two times
... (dateTime1 - dateTime2).TotalSeconds;
In your case, you 'd use DateTime.Now as one of the values and the time in the list as the other. Be careful of the order, as the result can be negative if dateTime1 is earlier than dateTime2.
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How to Compare Flags in C#?
...itwise AND operation.
FlagTest.Flag1 is equivalent to 001 with OP's enum. Now let's say testItem has Flag1 and Flag2 (so it's bitwise 101):
001
&101
----
001 == FlagTest.Flag1
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What's the yield keyword in JavaScript?
...
Late answering, probably everybody knows about yield now, but some better documentation has come along.
Adapting an example from "Javascript's Future: Generators" by James Long for the official Harmony standard:
function * foo(x) {
while (true) {
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How do I record audio on iPhone with AVAudioRecorder?
Now that iPhone 3.0 SDK is public, I think I can ask this question for those of you that have already been playing with the 3.0 SDK. I want to record audio in my application, but I want to use AVAudioRecorder and not the older way of recording like the example SpeakHere shows. There are not any...
How do you rotate a two dimensional array?
...eed this information in our function to rotate a matrix, so let’s add it now:
def rotate(matrix):
size = len(matrix)
# Rotatable layers only.
layer_count = size / 2
Now we know what layers are and how to determine the number of layers that actually need rotating, how do we isolate a...
Equation (expression) parser with precedence?
...l, you actually have a hope at scaling up later, showing other people you know that parsers are the domain of parsing tools.
Update:
People here have offered much sound advice. My only warning against skipping the parsing tools or just using the Shunting Yard algorithm or a hand rolled recursive...
Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
...o the Keyboard Shortcut:. (I use command-period)
Click the Add button.
Now, while in your iOS Simulator, you can simply use your new shortcut key to reset.
If the Simulator doesn't appear in the drop down list:
In a Finder window, go to your Applications folder.
Right-click Xcode and choose...