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How to convert a char to a String?

... Below are various ways to convert to char c to String s (in decreasing order of speed and efficiency) char c = 'a'; String s = String.valueOf(c); // fastest + memory efficient String s = Character.toString(c); String s = new String(new char[]{c}); String s = String.valueOf(new char[...
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Calling a function on bootstrap modal open

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Collapsing Sidebar with Bootstrap

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Learning about LINQ [closed]

...ble-valued functions with eager loading turned on Put joins in the correct order in a LINQ to Objects query Compose a LINQ query inside a loop http://www.aspnetpro.com/articles/2009/04/asp200904zh_f/asp200904zh_f.asp share...
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Lock Escalation - What's happening here?

...fects locking behaviour during the DML statements (INSERT, UPDATE, DELETE, etc.), not during the DDL statements (ALTER). SCH-M lock is always a lock of the whole database object, table in this example. This is likely where the confusion comes from. SSMS adds the ALTER TABLE <TableName> SET (...
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Rails 4 LIKE query - ActiveRecord adds quotes

...gt; ["name LIKE ? OR postal_code like ?", "%#{search}%","%#{search}%"], order => 'name' end See the docs on AREL conditions for more info. share | improve this answer | ...
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How dangerous is it to compare floating point values?

...lers like GCC) is unpredictable. Transcendental functions (trig, exp, log, etc.) are not specified to have correctly rounded results; the result is just specified to be correct within one unit in the last place of precision (usually referred to as 1ulp). When you're writing floating point code, yo...
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Git, fatal: The remote end hung up unexpectedly

... The problem is due to git/https buffer settings. In order to solve it (taken from Git fails when pushing commit to github) git config http.postBuffer 524288000 And run the command again share ...
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What is the difference between “mvn deploy” to a local repo and “mvn install”?

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get the latest fragment in backstack

... in order to find fragment by tag it must be added/replaced with same tag. FragmentTransaction.add(int containerViewId, Fragment fragment, String tag) or FragmentTransaction.replace(int containerViewId, Fragment fragment, String...