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Can't install Ruby under Lion with RVM – GCC issues

... Store I kept getting errors like : The provided CC(/usr/bin/gcc) is LLVM based. bash-3.2$ rvm install 1.9.3 ERROR: The provided CC(/usr/bin/gcc) is LLVM based, it is not yet fully supported by ruby and gems, please read `rvm requirements`. After 2 days finally got it working with these two lin...
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How to extract a substring using regex

... System.out.println(matcher.group(0)); <--- Zero based index – nclord May 13 '16 at 14:49 4 ...
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Java String to SHA1

... return result; } BTW, you may get more compact representation using Base64. Apache Commons Codec API 1.4, has this nice utility to take away all the pain. refer here share | improve this answ...
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Enum type constraints in C# [duplicate]

...(Type inference works as expected, but you can't get extension methods.) 'Base namespace "EnumConstraint" Imports Enums = EnumConstraint.Enums(Of System.Enum) Public NotInheritable Class Enums(Of Temp As Class) Private Sub New() End Sub Public Shared Function Parse(Of TEnum As {Temp, Structure})(...
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What is the documents directory (NSDocumentDirectory)?

...toriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *basePath = paths.firstObject; return basePath; } This Documents directory allows you to store files and subdirectories your app creates or may need. To access files in the Library directory of your apps sandbox use (in...
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usr/bin/ld: cannot find -l

... Kevin Panko 7,57399 gold badges4646 silver badges5757 bronze badges answered May 23 '13 at 9:33 Saurabh BholaSaurabh Bhola ...
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Javascript: How to detect if browser window is scrolled to bottom?

... <br> <br> <br> <br> <br> Note for mac Based on @Raphaël's comment, there was a problem in mac due to a small offset. The following updated condition works: (window.innerHeight + window.pageYOffset) >= document.body.offsetHeight - 2 I didn't have the chance ...
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How do I use prepared statements in SQlite in Android?

...repared statements in Android all the time, it's quite simple : SQLiteDatabase db = dbHelper.getWritableDatabase(); SQLiteStatement stmt = db.compileStatement("INSERT INTO Country (code) VALUES (?)"); stmt.bindString(1, "US"); stmt.executeInsert(); ...
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Why doesn't CSS ellipsis work in table cell?

Consider the following example: ( live demo here ) 11 Answers 11 ...
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Quickest way to convert a base 10 number to any base in .NET?

... and old(ish) C# method I wrote that takes a number and converts it to any base: 12 Answers ...