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Replace string within file contents
...re are no downvotes, I simply did not upvote. But giving out answers to homework is not the right way to do this
– BlueRaja - Danny Pflughoeft
Nov 8 '10 at 22:14
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UIImageView aspect fit and center
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@Cfr maybe it's shorter, but not so readable. At the same time I propose to split line with if-statement like this: CGSize imageSize = ((UIImage*)imagesArray[i]).size;, CGSize viewSize = imageView.bounds.size, if (viewSize.width > imageSize.width && viewSize.height >...
How do I write output in same place on the console?
I am new to python and am writing some scripts to automate downloading files from FTP servers, etc. I want to show the progress of the download, but I want it to stay in the same position, such as:
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How to convert timestamps to dates in Bash?
I need a shell command or script that converts a Unix timestamp to a date. The input can come either from the first parameter or from stdin, allowing for the following usage patterns:
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Refresh Fragment at reload
...id application I'm loading data from a Db into a TableView inside a Fragment . But when I reload the Fragment it displays the previous data. Can I repopulate the Fragment with current data instead of previous data?
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What does the `forall` keyword in Haskell/GHC do?
...cify types for code inside where clauses. It makes the b in val :: b the same one as the b in foob :: forall a b. (b -> b) -> b -> (a -> b) -> Maybe a -> b.
A confusing point: you may hear that when you omit the forall from a type it is actually still implicitly there. (from Norma...
Detach many subdirectories into a new, separate Git repository
...git reset -q $GIT_COMMIT -- apps/AAA libs/XXX' --prune-empty -- --all
As mentioned by void.pointer in his/her comment, this will remove everything except apps/AAA and libs/XXX from current repository.
Prune empty merge commits
This leaves behind lots of empty merges. These can be removed by anot...
How to change Xcode Project name
I have developed my app in Xcode for iPhone, in start I have just named it without secnec now I want to change my app name I have replace my old app name with new one as I have found the name in my app, but its still giving me one error...
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Scala actors: receive vs react
Let me first say that I have quite a lot of Java experience, but have only recently become interested in functional languages. Recently I've started looking at Scala, which seems like a very nice language.
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Why do we need tuples in Python (or any immutable data type)?
...ngs are also immutable in Java, developed quite separately but about the same time as Python, and just about everything is immutable in truly-functional languages.
in Python in particular, only immutables can be hashable (and, therefore, members of sets, or keys in dictionaries). Again, this afford ...