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String Concatenation using '+' operator
Looking at the string class metadata, I only see the operators == and != overloaded. So how is it able to perform concatenation for the ' + ' operator?
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Using getResources() in non-activity class
... It's normally not a good idea to pass around Context objects in Android. It can lead to memory leaks.
– Jason Crosby
Aug 28 '13 at 18:35
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Is it possible to create a multi-line string variable in a Makefile
... you'll see the result that others have posted here -- the shell tries to handle the second and subsequent lines of the variable as commands themselves.
However, you can export the variable value as-is to the shell as an environment variable, and then reference it from the shell as an environment v...
Override Python's 'in' operator?
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Zoran, I agree, and I even upvoted this answer and not the other. I'm just pointing out that a truly good answer should always link to docs, if available.
– Peter Hansen
Aug 31 '12 at 21:55
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Create a temporary table in a SELECT statement without a separate CREATE TABLE
...only) table from a select statement without using a create table statement and specifying each column type? I know derived tables are capable of this, but those are super-temporary (statement-only) and I want to re-use.
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Rounding float in Ruby
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Keep in mind that 2.3000.round(2) => 2.3 and sprintf '%.2f', 2.300 => 2.30. In my opinion this is a flaw in round(), or it should have an option to preserve trailing zeros.
– Excalibur
Feb 11 '14 at 17:06
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git: fatal unable to auto-detect email address
...in your home directory not in local directory. while setting your username and e-mail ID.
git config --global user.email "you@domain.com"
git config --global user.name "github_username"
Then follow the procedure on GitHub.
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HTTPS with Visual Studio's built-in ASP.NET Development Server
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As of now we can use IIS Express to develop and test in SSL. Here is a complete article explaning how to use IIS Express and Visual Studion 2010 to develop websites in SSL.
Next
Then you will get this
Working with SSL at Development Time is easier with IISExp...
How to concatenate properties from multiple JavaScript objects
... many modern browsers but not yet all of them. Use a transpiler like Babel and Traceur to generate backwards-compatible ES5 JavaScript.
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How to sum up an array of integers in C#
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Provided that you can use .NET 3.5 (or newer) and LINQ, try
int sum = arr.Sum();
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