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What is a regular expression which will match a valid domain name without a subdomain?
...ample converts the host name in UTF-8 into ACE encoding. The resulting URL https://nic.xn--flw351e/ can then be used as ACE-encoded equivalent of https://nic.谷歌/.
$ idn --quiet -a nic.谷歌
nic.xn--flw351e
This magic regular expression should cover most domains (although, I am sure there...
How to attach debugger to iOS app after launch?
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Android Task Affinity Explanation
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How to Deal with Temporary NSManagedObject instances?
... exactly what an NSManagedObjectContextis for.
From Core Data Programming Guide: Core Data Basics
You can think of a managed object context as an intelligent scratch pad. When you fetch objects from a persistent store, you bring temporary copies onto the scratch pad where they form an object gr...
What's the best practice using a settings file in Python? [closed]
...
I Found this the most useful and easy to use
https://wiki.python.org/moin/ConfigParserExamples
You just create a "myfile.ini" like:
[SectionOne]
Status: Single
Name: Derek
Value: Yes
Age: 30
Single: True
[SectionTwo]
FavoriteColor=Green
[SectionThree]
FamilyName: Joh...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
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How to document Python code with doxygen [closed]
...l API documentation you have Sphinx autodoc. This is great to write a user guide with embedded API generated elements.
For semi-automatic you have Sphinx autosummary. You can either setup your build system to call sphinx-autogen or setup your Sphinx with the autosummary_generate config. You will req...
What is the ellipsis (…) for in this method signature?
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Best way to show a loading/progress indicator?
...
ProgressDialog has become deprecated since API Level 26
https://developer.android.com/reference/android/app/ProgressDialog.html
I include a ProgressBar in my layout
<ProgressBar
android:layout_weight="1"
android:id="@+id/progressBar_cyclic"
android...
Confused about Service vs Factory
...
All angular services are singletons:
Docs (see Services as singletons): https://docs.angularjs.org/guide/services
Lastly, it is important to realize that all Angular services are application singletons. This means that there is only one instance of a given service per injector.
Basically t...