string-concatenation
How many String objects would be created when concatenating multiple Strings?
Any answer to your question will depend on the JVM implementation and the Java version currently being used. I think it’s an unreasonable question to ask in an interview. Java 8 On my machine, with Java 1.8.0_201, your snippet results in this bytecode L0 LINENUMBER 13 L0 LDC “First” ASTORE 1 L1 LINENUMBER 14 L1 … Read more
Simple string concatenation in Objective C
This code here is working for me NSString *s = @”avant”; s = [s stringByAppendingString:@” – après”]; NSLog(@”%@”, s); 2012-01-13 11:48:59.442 tabbar[604:207] avant – après So my guess is that your you is a bad pointer that is not nil and not the NSString you think it have. Have you try an NSLog on that … Read more
Getting unicode string from its code – C#
You want to use the char.ConvertFromUtf32 function. string codePoint = “0D15”; int code = int.Parse(codePoint, System.Globalization.NumberStyles.HexNumber); string unicodeString = char.ConvertFromUtf32(code); // unicodeString = “ക”
Javascript console.log(object) vs. concatenating string
The + x coerces the object x into a string, which is just [object Object]: http://jsfiddle.net/Ze32g/ The pretty printing is a very nice and probably very complex underlying code that someone implemented as part of the console object and the log method. Try this: console.log(“hmm: “, x);
How do I concatenate 2 strings in NSIS
StrCpy $1 “one string” StrCpy $2 ” second string” MessageBox MB_OK “$1$2”
How to concatenate int values in java?
The easiest (but somewhat dirty) way: String result = “” + a + b + c + d + e Edit: I don’t recommend this and agree with Jon’s comment. Adding those extra empty strings is probably the best compromise between shortness and clarity.
Using LINQ to concatenate strings
This answer shows usage of LINQ (Aggregate) as requested in the question and is not intended for everyday use. Because this does not use a StringBuilder it will have horrible performance for very long sequences. For regular code use String.Join as shown in the other answer Use aggregate queries like this: string[] words = { … Read more