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Create a string of variable length, filled with a repeated character

...as been asked by someone else in it's Java form here: Java - Create a new String instance with specified length and filled with specific character. Best solution? ...
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Rails check if yield :area is defined in content_for

...if symbol.kind_of? Symbol symbol.to_s elsif symbol.kind_of? String symbol else raise "Parameter symbol must be string or symbol" end !instance_variable_get(content_var_name).nil? end ...
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Rolling median algorithm in C

...he first partition. public class Solution { public static void main(String[] args) { Scanner in = new Scanner(System.in); Runnin
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How can I parse a CSV string with JavaScript, which contains comma in data?

I have the following type of string 17 Answers 17 ...
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Meaning of $? (dollar question mark) in shell scripts

...are both true; [ without an operator checks if the argument is a non-empty string. – tripleee Jun 30 '19 at 17:05 ...
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How to pass the values from one activity to previous activity

.... Intent resultIntent = new Intent(); resultIntent.putExtra(PUBLIC_STATIC_STRING_IDENTIFIER, enteredTextValue); setResult(Activity.RESULT_OK, resultIntent); finish(); The final step is in the calling Activity: Override onActivityResult to listen for callbacks from the text entry Activity. Get the...
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How to replace strings containing slashes with sed?

...one:g You can use any character as a delimiter that's not part of either string. Or, you could escape it with a backslash: s/\//foo/ Which would replace / with foo. You'd want to use the escaped backslash in cases where you don't know what characters might occur in the replacement strings (if t...
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extra qualification error in C++

...Deserializer { Value JSONDeserializer::ParseValue(TDR type, const json_string& valueString); }; This is not valid C++ but Visual Studio seems to accept it. You need to change it to the following code to be able to compile it with a standard compliant compiler (gcc is more compliant to the ...
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How to get the last character of a string in a shell?

I have written the following lines to get the last character of a string: 8 Answers 8 ...
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Determine device (iPhone, iPod Touch) with iOS

... You can use the UIDevice class like this: NSString *deviceType = [UIDevice currentDevice].model; if([deviceType isEqualToString:@"iPhone"]) // it's an iPhone share | ...