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How to define optional methods in Swift protocol?
... types to be Objective-C compatible. This means, only classes that inherit from NSObject can conform to such protocol. No structs, no enums, no associated types.
You must always check if an optional method is implemented by either optionally calling or checking if the conforming type implements it. ...
Working with Enums in android
... The syntax in the question is the kind one might come up with from using a decompiler.
– Dan Getz
Jun 8 '16 at 20:26
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Duplicate symbols for architecture x86_64 under Xcode
...loaded same functions twice.
As the issue disappear after removing -ObjC from Other Linker Flags,
this means that this option result that functions loads twice:
from Technical Q&A
This flag causes the linker to load every object file in the library
that defines an Objective-C class or ...
Convert a timedelta to days, hours and minutes
I've got a timedelta. I want the days, hours and minutes from that - either as a tuple or a dictionary... I'm not fussed.
7...
Can I Install Laravel without using Composer?
...webserver without having to use composer every time. Am I approaching this from the wrong angle?
– ryanwinchester
Apr 11 '13 at 3:55
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iOS Detection of Screenshot?
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This does not work to prevent a screenshot from being taken. It can only let the app know that one was taken.. From the UIApplication Class Reference: UIApplicationUserDidTakeScreenshotNotification Posted when the user presses the Home and Lock buttons to take a scre...
How to convert a normal Git repository to a bare one?
...cd repo.git
git config --bool core.bare true
Note that this is different from doing a git clone --bare to a new location (see below).
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Possible to make labels appear when hovering over a point in matplotlib?
...ex and checking if ind["ind"][0] == prev_ind. Then only update if you move from one point to another (update text), stop hovering (make the annotation invisible) or start hovering (make annotation visible). With this change it's way more clean and efficient.
– Sembei Norimaki
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What's the opposite of head? I want all but the first N lines of a file
...first 2 lines, -n +3 should give you the output you are looking for (start from 3rd).
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Storing Image Data for offline web application (client-side storage database)
...ireFox 18, IE 10
Should also work with Chrome & FF for Android
Fetch from web server
using XHR2 (supported on almost all browsers) for blob download from web server
I went with XHR2-Lib by Phil Parsons, which is very much like JQUERY .ajax()
https://github.com/p-m-p/xhr2-lib
Storage
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