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How to get 0-padded binary representation of an integer in java?

... I think this is a suboptimal solution, but you could do String.format("%16s", Integer.toBinaryString(1)).replace(' ', '0') share | improve this answer | f...
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How can I convert a hex string to a byte array? [duplicate]

Can we convert a hex string to a byte array using a built-in function in C# or do I have to make a custom method for this? ...
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PendingIntent does not send Intent extras

... Following code should work:- int icon = R.drawable.icon; String message = "hello"; long when = System.currentTimeMillis(); NotificationManager notificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); Notification notification = new Notific...
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How to find nth occurrence of character in a string?

... If your project already depends on Apache Commons you can use StringUtils.ordinalIndexOf, otherwise, here's an implementation: public static int ordinalIndexOf(String str, String substr, int n) { int pos = str.indexOf(substr); while (--n > 0 && pos != -1) pos...
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How do I provide custom cast support for my class?

...c# but note that from that example, using the explicit method, if you do: string name = "Test"; Role role = (Role) name; Then everything is fine; however, if you use: object name = "Test"; Role role = (Role) name; You will now get an InvalidCastException because string cannot be cast to Role, ...
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Objective-C : BOOL vs bool

...mp; __LP64__) || TARGET_OS_WATCH typedef bool BOOL; #else typedef signed char BOOL; // BOOL is explicitly signed so @encode(BOOL) == "c" rather than "C" // even if -funsigned-char is used. #endif #define YES ((BOOL)1) #define NO ((BOOL)0) So, yes, you can assume that BOOL is a char. You can ...
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Different font size of strings in the same TextView

I have a textView inside with a number (variable) and a string , how can I give the number one size larger than the string ? the code: ...
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Uses for Optional

...de to work, but it's rather clumsy. Suppose you have a method that takes a string followed by an optional second string. Accepting an Optional as the second arg would result in code like this: foo("bar", Optional.of("baz")); foo("bar", Optional.empty()); Even accepting null is nicer: foo("bar", ...
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What is the “assert” function?

...e <assert.h> void analyze (char *, int); int main(void) { char *string = "ABC"; int length = 3; analyze(string, length); printf("The string %s is not null or empty, " "and has length %d \n", string, length); } void analyze(char *string, int length) { assert(string ...
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Initializing a static std::map in C++

... I'm using your first sample as <int,string> to bind error-numbers (from an enum) with messages - it is working like a charm - thank you. – slashmais Sep 22 '10 at 10:57 ...