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Creating Unicode character from its number

... Just cast your int to a char. You can convert that to a String using Character.toString(): String s = Character.toString((char)c); EDIT: Just remember that the escape sequences in Java source code (the \u bits) are in HEX, so if you're trying to reproduce an escape sequence, y...
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How to Find And Replace Text In A File With C#

... Read all file content. Make a replacement with String.Replace. Write content back to file. string text = File.ReadAllText("test.txt"); text = text.Replace("some text", "new value"); File.WriteAllText("test.txt", text); ...
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Print a string as hex bytes?

I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 . 13...
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How do I convert a string to a number in PHP?

... here the situation is bit different I want to convert any string(contains only numbers) to a general number. As U may know in javaScript we can use parseInt() to convert string=>int or parseFloat() to convert string=>float. but in general javaScript use Number() to convert st...
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How to get the nth occurrence in a string?

... const string = "XYZ 123 ABC 456 ABC 789 ABC"; function getPosition(string, subString, index) { return string.split(subString, index).join(subString).length; } console.log( getPosition(string, 'ABC', 2) // --> 16 ) ...
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How do you create a dictionary in Java? [closed]

... You'll want a Map<String, String>. Classes that implement the Map interface include (but are not limited to): HashMap LinkedHashMap Hashtable Each is designed/optimized for certain situations (go to their respective docs for more info)....
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Best way to convert list to comma separated string in java [duplicate]

I have Set<String> result & would like to convert it to comma separated string. My approach would be as shown below, but looking for other opinion as well. ...
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Locking pattern for proper use of .NET MemoryCache

...cache returns null then do the lock check to see if you need to create the string. It greatly simplifies the code. const string CacheKey = "CacheKey"; static readonly object cacheLock = new object(); private static string GetCachedData() { //Returns null if the string does not exist, prevents ...
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Tetris-ing an array

... Write a function longest_common_prefix that takes two strings as input. Then apply it to the strings in any order to reduce them to their common prefix. Since it is associative and commutative the order doesn't matter for the result. This is the same as for other binary operati...
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SET versus SELECT when assigning variables?

...ed as 0, it then ends as 2. This can be very useful when doing successive string-manipulations. – MikeTeeVee Aug 26 '15 at 15:33 ...