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Boolean.hashCode()
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1231 and 1237 are just two (sufficiently large) arbitrary prime numbers. Any other two large prime numbers would do fine.
Why primes?
Suppose for a second that we picked composite numbers (non-primes), say 1000 and 2000. When ...
How do I test for an empty string in a Bash case statement?
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3 Answers
3
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Is there a more elegant way of adding an item to a Dictionary safely?
...tween casting and using as for reference conversions.)
If you're using C# 3 and you have a distinct set of keys, you can make this even neater:
var currentViews = new Dictionary<string, object>()
{
{ "Customers", "view2" },
{ "Employees", "view1" },
{ "Reports", "view1" },
};
T...
Get the name of the currently executing method
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340
Even better than my first answer you can use __method__:
class Foo
def test_method
__me...
Weird “[]” after Java method signature
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answered Jan 15 '11 at 11:35
Mehrdad AfshariMehrdad Afshari
379k8383 gold badges822822 silver badges775775 bronze badges
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Redefining NULL
...casting a 0 constant to a pointer value must result in a NULL pointer (§6.3.2.3/3), and evaluating the null pointer as a boolean must be false. This can be a bit awkward if you really do want a zero address, and NULL is not the zero address.
Nevertheless, with (heavy) modifications to the compiler...
What are the mechanics of short string optimization in libc++?
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The libc++ basic_string is designed to have a sizeof 3 words on all architectures, where sizeof(word) == sizeof(void*). You have correctly dissected the long/short flag, and the size field in the short form.
what value would __min_cap, the capacity of short strings, take f...
Position an element relative to its container
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381
You are right that CSS positioning is the way to go. Here's a quick run down:
position: relat...
What is the best django model field to use to represent a US dollar amount?
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edited Jun 3 '19 at 17:02
user8193706
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answered Jul 16...
How to get an outline view in sublime texteditor?
...L+R, or CMD+R for Mac, for the function list. This works in Sublime Text 1.3 or above.
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