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What are the best practices to follow when declaring an array in Javascript?
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Mostly, people use var a = [] because Douglas Crockford says so.
His reasons include the non-in...
Getting all names in an enum as a String[]
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20 Answers
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Active
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What is the function of the push / pop instructions used on registers in x86 assembly?
...s on top of the stack into a register. Those are basic instructions:
push 0xdeadbeef ; push a value to the stack
pop eax ; eax is now 0xdeadbeef
; swap contents of registers
push eax
mov eax, ebx
pop ebx
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Sending message through WhatsApp
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UPDATE
Please refer to https://faq.whatsapp.com/en/android/26000030/?category=5245251
WhatsApp's Click to Chat feature allows you to begin a chat with
someone without having their phone number saved in your phone's
address book. As long as you know this person’s phone number,...
How to use auto-layout to move other views when a view is hidden?
... I tried to set UIView leading constraint to Superview (Cell content) for 10px and UILabels leading Constraints for 10 px to the next view (UIView). Later in my code
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Ruby arrays: %w vs %W
...fewer escape sequences), while %W quotes like double quotes "".
irb(main):001:0> foo="hello"
=> "hello"
irb(main):002:0> %W(foo bar baz #{foo})
=> ["foo", "bar", "baz", "hello"]
irb(main):003:0> %w(foo bar baz #{foo})
=> ["foo", "bar", "baz", "\#{foo}"]
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Which is better in python, del or delattr?
...second. del foo.bar compiles to two bytecode instructions:
2 0 LOAD_FAST 0 (foo)
3 DELETE_ATTR 0 (bar)
whereas delattr(foo, "bar") takes five:
2 0 LOAD_GLOBAL 0 (delattr)
3 LOAD_FAST 0 (f...
Ideal way to cancel an executing AsyncTask
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answered Apr 29 '10 at 19:28
yanchenkoyanchenko
52.8k3333 gold badges139139 silver badges162162 bronze badges
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Is there a ceiling equivalent of // operator in Python?
...main with this approach.
– wim
May 30 '17 at 20:21
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