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Why are hexadecimal numbers prefixed with 0x?
...h is nicely divisible by 3 = log2(8).
The BCPL language used the syntax 8 1234 for octal numbers. When Ken Thompson created B from BCPL, he used the 0 prefix instead. This is great because
an integer constant now always consists of a single token,
the parser can still tell right away it's got a c...
What's the best way to convert a number to a string in JavaScript? [closed]
...re are cases where the conversion may not return a preferable answer: '' + 123e-50 returns "1.23e-48".
– hongymagic
Oct 30 '13 at 6:35
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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...le names like unix and assumed that programmers would simply avoid using those names for their own purposes.
The 1989 ANSI C standard introduced rules restricting what symbols an implementation could legally predefine. A macro predefined by the compiler could only have a name starting with two unde...
How can I get the current page's full URL on a Windows/IIS server?
...dited Mar 11 '14 at 0:20
hichris123
9,5151212 gold badges5050 silver badges6666 bronze badges
answered Oct 9 '08 at 20:42
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Leading zeros for Int in Swift
...ters.count)
return padding + self
}
}
Usage:
let s = String(123)
s.leftPadding(toLength: 8, withPad: "0") // "00000123"
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Getting MAC Address
I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
How to list the size of each file and directory and sort by descending size in Bash?
... sort -h only works on GNU's version / Linux, no luck with BSD / OS X.
– djule5
Sep 4 '15 at 20:14
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How to stop/terminate a python script from running?
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Is it possible to resume the script after stopping it?
– Gathide
Sep 7 '18 at 12:09
8
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Java - How to create new Entry (key, value)
...y<String, Object> entry = new MyEntry<String, Object>("Hello", 123);
System.out.println(entry.getKey());
System.out.println(entry.getValue());
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Importing files from different folder
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Note: This answer was intended for a very specific question. For most programmers coming here from a search engine, this is not the answer you are looking for. Typically you would structure your files into packages (see other answers) instead of modifying the search path.
By default, you c...