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How many spaces will Java String.trim() remove?

In Java, I have a String like this: 17 Answers 17 ...
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How to capitalize the first letter of a String in Java?

I am using Java to get a String input from the user. I am trying to make the first letter of this input capitalized. 55 ...
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What is a regular expression which will match a valid domain name without a subdomain?

...specs, your specs are wrong. g.co is a valid domain name but g is only one character. – sch Apr 24 '12 at 22:23 3 ...
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Passing variables through handlebars partial

...l = Handlebars.compile(source)(options.hash); return new Handlebars.SafeString(html); }); The key thing here is that Handlebars helpers accept a Ruby-like hash of arguments. In the helper code they come as part of the function’s last argument—options— in its hash member. This way you can ...
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Generating random numbers in Objective-C

... arc4random_stir(void); void arc4random_addrandom(unsigned char *dat, int datlen); DESCRIPTION The arc4random() function uses the key stream generator employed by the arc4 cipher, which uses 8*8 8 bit S-Boxes. The S-Boxes can be in about (2**1700) states. The arc4random(...
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Insert line after first match using sed

...t inserting a choice line of text after the first line matching a specific string using the sed command. I have ... 8 An...
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Overloading Macro on Number of Arguments

... expand the _COUNT_ARGS(__VA_ARGS__) part, which otherwise is treated as a string. share | improve this answer | follow | ...
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Good way of getting the user's location in Android

...specific provider (network/gps) */ private Location getLocationByProvider(String provider) { Location location = null; if (!isProviderSupported(provider)) { return null; } LocationManager locationManager = (LocationManager) getApplicationContext() .getSystemServi...
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How to remove the hash from window.location (URL) with JavaScript without page refresh?

... Use this line to make sure you don't lose the query string: history.pushState("", document.title, window.location.pathname + window.location.search); – Phil Kulak Mar 13 '12 at 15:56 ...
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What does the “__block” keyword mean?

...c NSInteger CounterStatic; { NSInteger localCounter = 42; __block char localCharacter; void (^aBlock)(void) = ^(void) { ++CounterGlobal; ++CounterStatic; CounterGlobal = localCounter; // localCounter fixed at block creation localCharacter = 'a'; // sets ...