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How to determine if a number is a prime with regex?
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I actually wrote a blog post explaining this with more detail: Demystifying The Regular Expression That Checks If A Number Is Prime.
– Illya Gerasymchuk
Sep 8 '16 at 12:16
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How do I get the APK of an installed app without root access?
...APK, use adb shell pm path your-package-name. See this question for a more detailed answer stackoverflow.com/questions/4032960/…
– Yojimbo
Sep 10 '13 at 3:43
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How to handle initializing and rendering subviews in Backbone.js?
...since they don't have any other views relying upon them.
In a little more detail, for Parent views I like my initialize functions to do a few things:
Initialize my own view
Render my own view
Create and initialize any child views.
Assign each child view an element within my view (e.g. the InfoVie...
Forward declaration of a typedef in C++
...difficult. Not to mention that it might require diving into implementation details hidden in default template arguments. And the end solution is a lengthy and unreadable code (especially when types come from various namespaces) very prone to change in original type.
– Adam Badu...
Horizontal ListView in Android?
...s with LayoutManager are fixed by google. code.google.com/p/android/issues/detail?id=74772
– Ponsuyambu Velladurai
Jun 15 '15 at 17:53
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mysql - how many columns is too many?
...o from "ToothExtractionRecord" if your domain model requires such level of detail. But that's YOUR (and, dare I say, rather contrived) example - it has nothing to do with my point: large number of columns in a table does NOT mean table is denormalized. Think real estate contracts / purchase orders ...
How to activate “Share” button in android app?
...in"
val shareBody = "Application Link : https://play.google.com/store/apps/details?id=${App.context.getPackageName()}"
sharingIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, "App link")
sharingIntent.putExtra(android.content.Intent.EXTRA_TEXT, shareBody)
startActivity(Intent.createChooser(shar...
Named colors in matplotlib
...clude an image of the 16 million colors you can choose from...
For more details, please refer to the matplotlib colors documentation and the source file specifying the available colors, _color_data.py.
share
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What is /dev/null 2>&1?
...s is a Pseudo-devices special file.
Command ls -l /dev/null will give you details of this file:
crw-rw-rw-. 1 root root 1, 3 Mar 20 18:37 /dev/null
Did you observe crw? Which means it is a pseudo-device file which is of character-special-file type that provides serial access.
/dev/null accep...
Simple conversion between java.util.Date and XMLGregorianCalendar
... That worked out for me. See edits to my question above for details on what I did.
– Jim Tough
Sep 10 '10 at 13:05
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