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HashSet versus Dictionary w.r.t searching time to find if an item exists
...P. I already have a dictionary i'm using for other reasons, and wanted to know if i benefit from changing to a Hashset instead of using ContainsKey. Looks like the answer is no since both are so fast.
– FistOfFury
Sep 12 '12 at 19:15
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Performance of Arrays vs. Lists
...sy to measure...
In a small number of tight-loop processing code where I know the length is fixed I use arrays for that extra tiny bit of micro-optimisation; arrays can be marginally faster if you use the indexer / for form - but IIRC believe it depends on the type of data in the array. But unless ...
Identifying the dependency relationship for python packages installed with pip
...:|Requires:)' | sed s/Name:/\\\nName:/ -- but it seems that pipdeptree is now a better solution.
– Mark Chackerian
Aug 3 '17 at 15:26
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Image, saved to sdcard, doesn't appear in Android's Gallery app
... This was working for me in earlier android versions ~4.0 but now in 4.3+ doesn't seem to be working. The images aren't showing up in the gallery app.
– hooby3dfx
Mar 1 '14 at 19:50
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How can I selectively merge or pick changes from another branch in Git?
...file (search in that page for "split").
Having split the changes, you can now cherry-pick just the ones you want.
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How to format current time using a yyyyMMddHHmmss format?
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I did not know the sequential mnemonic, handy, but come on why is it not the 1st February...
– silasdavis
Aug 10 '18 at 13:08
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Should I use char** argv or char* argv[]?
... array, but instead it will be a pointer to the respective element type.
Now, if you try to pass an array, what is passed instead is a pointer to the arrays' first element.
Excursion: Functions as parameters
For completion, and because I think this will help you better understand the matter, le...
Easier way to debug a Windows service
...ith the debug-dll's. 5. Start the service from the Windows Services panel. Now a popup appears to ask you to attach to a debugger. This way worked for me. Hopefully for you as well.
– ffonz
Apr 13 '16 at 8:41
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Placeholder in UITextView
My application uses an UITextView . Now I want the UITextView to have a placeholder similar to the one you can set for an UITextField .
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Read-only and non-computed variable properties in Swift
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Right now (Swift 3.0.1) Access Control Levels changed: "fileprivate" declaration can be accessed only by code in the same source file as the declaration”. "private" declaration can be accessed only by code within the declaration...