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Preferred way to create a Scala list
...t and modify it, use a tail recursive method, and probably others that I don't know about.
10 Answers
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How to convert a set to a list in python?
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It is already a list
type(my_set)
>>> <type 'list'>
Do you want something like
my_set = set([1,2,3,4])
my_list = list(my_set)
print my_list
>> [1, 2, 3, 4]
EDIT :
Output of your last comment
>>> my_list = [1,2,3,4]
>>> my_set = set(my_list)
>&g...
iPhone - Grand Central Dispatch main thread
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Dispatching a block to the main queue is usually done from a background queue to signal that some background processing has finished e.g.
- (void)doCalculation
{
//you can use any string instead "com.mycompany.myqueue"
dispatch_queue_t backgroundQueue = dispatch_qu...
How do you easily horizontally center a using CSS? [duplicate]
... on a page and have it set to a minimum width. What is the simplest way to do this? I want the <div> element to be inline with rest of my page. I'll try to draw an example:
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Why does this CSS margin-top style not work?
... margin of a box and top margin of its first in-flow child
You can do any of the following to prevent the margin from collapsing:
Float either of your div elements
Make either of your div elements inline blocks
Set overflow of #outer to auto (or any value other than visible)
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What is duck typing?
I came across the term duck typing while reading random topics on software online and did not completely understand it.
1...
How do you remove a specific revision in the git history?
...chnique, but have never needed to remove a revision before. The git-rebase documentation under "Splitting commits" should hopefully give you enough of an idea to figure it out. (Or someone else might know).
From the git documentation:
Start it with the oldest commit you want to retain as-is:
git...
Changing navigation title programmatically
I have a navigation bar with a title.
When I double click the text to rename it, it actually says it's a navigation item, so it might be that.
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techniques for obscuring sensitive strings in C++
...t I want to keep private) in my C++ application. The simple approach is to do this:
14 Answers
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Equation (expression) parser with precedence?
...to think recursively, for example, using your sample string,
1+11*5
to do this manually, you would have to read the 1, then see the plus and start a whole new recursive parse "session" starting with 11... and make sure to parse the 11 * 5 into its own factor, yielding a parse tree with 1 + (11 *...