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Turning multi-line string into single comma-separated
Let's say I have the following string:
17 Answers
17
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How to empty/destroy a session in rails?
.../ActionController/Base.html#M000668
Resets the session by clearing out all
the objects stored within and
initializing a new session object.
Good luck!
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How to count the number of occurrences of an element in a List
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In Java 8:
Map<String, Long> counts =
list.stream().collect(Collectors.groupingBy(e -> e, Collectors.counting()));
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How to convert String to long in Java?
I got a simple question in Java: How can I convert a String that was obtained by Long.toString() to long ?
9 Answers
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How can I check for NaN values?
... See docs.python.org/3/library/functions.html#float "If the argument is a string, it should contain a decimal number", or "Infinity" "inf" "nan"
– gimel
Nov 30 '16 at 6:19
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Converting Java objects to JSON with Jackson
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ObjectWriter ow = new ObjectMapper().writer().withDefaultPrettyPrinter();
String json = ow.writeValueAsString(object);
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How can I find the method that called the current method?
...ication and you see that compiler optimsations break it. static void Main(string[] args) { CallIt(); } private static void CallIt() { Final(); } static void Final() { StackTrace trace = new StackTrace(); StackFrame frame = trace.GetFrame(1); Console.WriteLine("{0}.{1}()", frame.GetMetho...
Generate Java class from JSON?
... only flat JSON and don't take care of types, but automate some routine
String str =
"{"
+ "'title': 'Computing and Information systems',"
+ "'id' : 1,"
+ "'children' : 'true',"
+ "'groups' : [{"
+ "'title' : 'Level one CIS'...
New line in text area
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I've found String.fromCharCode(13, 10) helpful when using view engines.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/fromCharCode
This creates a string with the actual newline characters in i...
How do I find out which process is locking a file using .NET?
...anagedType.ByValTStr, SizeConst = CCH_RM_MAX_APP_NAME + 1)]
public string strAppName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = CCH_RM_MAX_SVC_NAME + 1)]
public string strServiceShortName;
public RM_APP_TYPE ApplicationType;
public uint AppStatus;
...