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Best practices for catching and re-throwing .NET exceptions
What are the best practices to consider when catching exceptions and re-throwing them? I want to make sure that the Exception object's InnerException and stack trace are preserved. Is there a difference between the following code blocks in the way they handle this?
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urlencode vs rawurlencode?
...RL using a variable I have two choices to encode the string. urlencode() and rawurlencode() .
11 Answers
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What is Activity.finish() method doing exactly?
I'm developing android applications for a while, and followed a lot of posts about activity life cycle, and application's life cycle.
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Definition of a Balanced Tree
... tree for me. I have that "a tree is balanced if each sub-tree is balanced and the height of the two sub-trees differ by at most one.
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How do I type using my keyboard on the iphone simulator?
...esponding to keystrokes, this fixed it.
Quit the simulator.
Go to finder and press (command+shift+G) then navigate ~/Library/Preferences.
Move com.apple.iphonesimulator.plist to the trash.
Try launching your iPhone app in the simulator again.
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What's the idiomatic syntax for prepending to a short python list?
... explanation for the missing list.prepend() . Assuming my list is short and performance concerns are negligible, is
4 A...
How to find index of all occurrences of element in array?
...s comment, a simple for loop would get the same job done more efficiently, and it is easier to understand and therefore easier to maintain:
function getAllIndexes(arr, val) {
var indexes = [], i;
for(i = 0; i < arr.length; i++)
if (arr[i] === val)
indexes.push(i);
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How do I test if a variable is a number in Bash?
... the regex appropriately; for instance:
^[0-9]+([.][0-9]+)?$
...or, to handle numbers with a sign:
^[+-]?[0-9]+([.][0-9]+)?$
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Difference between \b and \B in regex
I am reading a book on regular expression and I came across this example for \b :
9 Answers
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When is layoutSubviews called?
...ith the answer (or any I could find on the net), so I tried it in practice and here is what I got:
init does not cause layoutSubviews to
be called (duh)
addSubview: causes
layoutSubviews to be called on the
view being added, the view it’s being
added to (target view), and all the
subviews of th...