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Removing empty lines in Notepad++
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123
There is a plugin that adds a menu entitled TextFX. This menu, which houses a dizzying array ...
How to remove all breakpoints in one step in Google Chrome?
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Since recently (Chrome 18), you can right-click any breakpoint in the Breakpoints pane and voi...
How to replace a set of tokens in a Java String?
...ched {1} which is due on {2}";
String[] values = {
"John Doe", "invoice #123", "2009-06-30"
};
System.out.println(MessageFormat.format(msg, values));
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Fastest way to implode an associative array with keys
...ll on other data types too)
$str = json_encode($arr);
//output...
[{"id":"123","name":"Ice"},{"id":"234","name":"Cake"},{"id":"345","name":"Pie"}]
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if/else in a list comprehension
... ternary operator ?: that exists in other languages. For example:
value = 123
print(value, 'is', 'even' if value % 2 == 0 else 'odd')
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'npm' is not recognized as internal or external command, operable program or batch file
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123
Don't forget to reboot your computer after installing node! That one got me.
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Converting a string to int in Groovy
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Several ways to do it, this one's my favorite:
def number = '123' as int
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Best way to alphanumeric check in JavaScript
...amp;& // upper alpha (A-Z)
!(code > 96 && code < 123)) { // lower alpha (a-z)
return false;
}
}
return true;
};
Of course, there may be other considerations, such as readability. A one-line regular expression is definitely prettier to look at. But if you're ...
How to make a copy of a file in android?
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Alternatively, you can use FileChannel to copy a file. It might be faster than the byte copy m...
How do I format a number in Java?
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From this thread, there are different ways to do this:
double r = 5.1234;
System.out.println(r); // r is 5.1234
int decimalPlaces = 2;
BigDecimal bd = new BigDecimal(r);
// setScale is immutable
bd = bd.setScale(decimalPlaces, BigDecimal.ROUND_HALF_UP);
r = bd.doubleValue();
System.out.pri...