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Programmatically obtain the phone number of the Android phone

...(TelephonyManager)mAppContext.getSystemService(Context.TELEPHONY_SERVICE); String mPhoneNumber = tMgr.getLine1Number(); Required Permission: <uses-permission android:name="android.permission.READ_PHONE_STATE"/> Caveats: According to the highly upvoted comments, there are a few caveats t...
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How do I deploy Node.js applications as a single executable file? [duplicate]

...cation of the Node.js binary with which node. For Windows: Create a self extracting archive, 7zip_extra supports a way to execute a command right after extraction, see: http://www.msfn.org/board/topic/39048-how-to-make-a-7-zip-switchless-installer/. For OS X/Linux: You can use tools like makeself...
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Markdown and image alignment

... @IvanHuang just make sure that you add an extra.css file as per the MkDocs documentation, and put the css in that file. – Yann Duran May 25 '18 at 5:21 ...
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Case objects vs Enumerations in Scala

... that Enumerations come with support for instantiating them from some name String. For example: object Currency extends Enumeration { val GBP = Value("GBP") val EUR = Value("EUR") //etc. } Then you can do: val ccy = Currency.withName("EUR") This is useful when wishing to persist enumeration...
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Windows 7, 64 bit, DLL problems

...ication refused to start with the error message that API-MS-WIN-CORE-WINRT-STRING-L1-1-0.DLL is not found by simply updating Visual Studio. I don't think that my build environment (Windows 7 Pro SP1, Visual Studio Ultimate 2012) was messed up completely, it worked fine for most of my projects. But...
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Why does the is operator return false when given null?

... I think null is string returning false is very intuitive. Null means nothing, and it is definitely not a string. So it should return false. While it is a choice the language designers made, it is a very intuitive one when you consider the re...
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How to simplify a null-safe compareTo() implementation?

... Using Java 8: private static Comparator<String> nullSafeStringComparator = Comparator .nullsFirst(String::compareToIgnoreCase); private static Comparator<Metadata> metadataComparator = Comparator .comparing(Metadata::getName, nullSafeStri...
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How to remove selected commit log entries from a Git repository while keeping their changes?

... The extra HEAD in this command is will cause the rebase to finish with a 'detached HEAD' which is undesirable. It should be ommitted. – Frosty May 27 '11 at 12:45 ...
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Setting the selected value on a Django forms.ChoiceField

...ee_id}) Alternatively the initial argument can be ignored in place of an extra line with: form.fields['manager'].initial = manager_employee_id share | improve this answer | ...
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Why shouldn't I use mysql_* functions in PHP?

... functions? (e.g. mysql_query() , mysql_connect() or mysql_real_escape_string() )? 13 Answers ...