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How to center align the cells of a UICollectionView?

... This is good solution thanks, however this does require some extra calculations on my side. – RVN Nov 27 '12 at 16:49 ...
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How to throw an exception in C?

...I started similar project with an structure, but uses an uuid instead of a string to identify each "exception". Your project seems very promising. – umlcat Aug 21 '19 at 22:48 ...
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How can you find and replace text in a file using the Windows command-line environment?

... Replace - Replace a substring using string substitution Description: To replace a substring with another string use the string substitution feature. The example shown here replaces all occurrences "teh" misspellings with "the" in the string variabl...
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Enums and Constants. Which to use when?

... What if you end up using .ToString() on the enum a lot, any value in using a class with const strings that looks and acts like an enum but circumvents a call to ToString()? Example – Sinjai Jan 29 '18 at 0:28 ...
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How do I create a parameterized SQL query? Why Should I?

...o parameters with Sql Server: Public Function GetBarFooByBaz(ByVal Baz As String) As String Dim sql As String = "SELECT foo FROM bar WHERE baz= @Baz" Using cn As New SqlConnection("Your connection string here"), _ cmd As New SqlCommand(sql, cn) cmd.Parameters.Add("@Baz", S...
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Parsing boolean values with argparse

...ou end up with both "False" and "True" considered True (due to a cast from string to bool?). Maybe related issue – dolphin Jul 20 '13 at 1:03 ...
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Count, size, length…too many choices in Ruby?

... In most cases (e.g. Array or String) size is an alias for length. count normally comes from Enumerable and can take an optional predicate block. Thus enumerable.count {cond} is [roughly] (enumerable.select {cond}).length -- it can of course bypass the i...
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How can I add an item to a IEnumerable collection?

...ot necessarily represent a collection at all! For example: IEnumerable<string> ReadLines() { string s; do { s = Console.ReadLine(); yield return s; } while (!string.IsNullOrEmpty(s)); } IEnumerable<string> lines = ReadLines(); lines.Add("foo") //...
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Determine if running on a rooted device

...tMethod3(); } private static boolean checkRootMethod1() { String buildTags = android.os.Build.TAGS; return buildTags != null && buildTags.contains("test-keys"); } private static boolean checkRootMethod2() { String[] paths = { "/system/app/Superuser.a...
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What is the Simplest Way to Reverse an ArrayList?

...adding elements : public class ListUtil { public static void main(String[] args) { ArrayList<String> arrayList = new ArrayList<String>(); arrayList.add("1"); arrayList.add("2"); arrayList.add("3"); arrayList.add("4"); arrayList.add...