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How to do the equivalent of pass by reference for primitives in Java
...see the behavior you want
public class XYZ {
public static void main(String[] arg) {
StringBuilder toyNumber = new StringBuilder("5");
play(toyNumber);
System.out.println("Toy number in main " + toyNumber);
}
private static void play(StringBuilder toyNumber) {
...
Best way to “negate” an instanceof
...classic form you posted, but somebody might like it...
if (str instanceof String == false) { /* ... */ }
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Maximum length for MD5 input/output
What is the maximum length of the string that can have md5 hashed? Or: If it has no limit, and if so what will be the max length of the md5 output value?
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Delaying AngularJS route change until model loaded to prevent flicker
...Hevery - what if your controllers are inside a module and are defined as a string rather than function. How could you setup the resolve attribute like you do?
– aar0n
Oct 3 '12 at 22:29
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Hide separator line on one UITableViewCell
...th.row != self.newCarArray.count-1){
UIImageView *line = [[UIImageView alloc] initWithFrame:CGRectMake(0, 44, 320, 2)];
line.backgroundColor = [UIColor redColor];
[cell addSubview:line];
}
for iOS 7 upper versions (including iOS 8)
if (indexPath.row == self.newCarArray.count-1) {
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How can I trim leading and trailing white space?
...read.table you can set the parameterstrip.white=TRUE.
If you want to clean strings afterwards you could use one of these functions:
# Returns string without leading white space
trim.leading <- function (x) sub("^\\s+", "", x)
# Returns string without trailing white space
trim.trailing <- fun...
Convert a RGB Color Value to a Hexadecimal String
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You can use
String hex = String.format("#%02x%02x%02x", r, g, b);
Use capital X's if you want your resulting hex-digits to be capitalized (#FFFFFF vs. #ffffff).
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Are email addresses case sensitive?
...r: "you're unsafe to treat email-addresses as case-sensitive manner" Especially when checking for duplicates in user-databases, etc.
– Geert-Jan
Nov 16 '13 at 23:00
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How to add two strings as if they were numbers? [duplicate]
I have two strings which contain only numbers:
20 Answers
20
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How do I activate C++ 11 in CMake?
...pted answer. It does not require touching each target's properties individually, and works cross-platform.
– DevSolar
Jan 20 '16 at 12:49
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