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How does one generate a random number in Apple's Swift language?
...n one's own program? Or is there a library that does this that we can use now?
25 Answers
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What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
... most places where I add them. It's about consistency and legibility. You know, IMHO.
– nickf
Nov 7 '13 at 1:15
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How to add new item to hash
I'm new to Ruby and don't know how to add new item to already existing hash. For example, first I construct hash:
7 Answers...
git push says “everything up-to-date” even though I have local changes
...I am in a detached head state, merged my changes, committed my changes and now I want to push this to Master and can't - tells me "everything up to date". But I am following the instructions provided my Gitlab: Step 1: git fetch origin git checkout -b "nodeAPI" "origin/nodeAPI" Step 2. Review the ...
TypeScript Objects as Dictionary types as in C#
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You may know this, but there are also some potential gotchas with this approach, the big one being that there's no safe and easy way to iterate through all the members. This code, for instance, shows that map contains two members: (...
What is the purpose of the “final” keyword in C++11 for functions?
... of the language in a way that could cause any problem, so I don't really know how usefull that error might be. On the contrary, forgetting the virtual can cause errors, and C++11 added the override tag to a function that will detect that situation and fail to compile when a function that is meant t...
Open file via SSH and Sudo with Emacs
...ll uses the proxy mechanism underneath, tramp-default-proxies-alist should now include the value ("remotehost" "root" "/ssh:you@remotehost:")
Meaning that the proxy /ssh:you@remotehost: is going to be used whenever you request a file as root@remotehost.
root is the default user for these methods, bu...
Can multiple different HTML elements have the same ID if they're different elements?
...s. Everyone seems to cite how would selectors work, well if your going in knowing you'll have conflicting IDs, you use your selectors with a parent, where the IDs under the parent would be unique. eg $('div#car span#size) and $('div#truck span#size').
– BJury
J...
Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
...to allow compile-time static type checking (so the compiler could let you know if you try to add an object it knows is a different class through that method), but there's no real way to enforce that an array only contains objects of a given class.
In general, there doesn't seem to be a need for su...
Does overflow:hidden applied to work on iPhone Safari?
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Had this issue today on iOS 8 & 9 and it seems that we now need to add height: 100%;
So add
html,
body {
position: relative;
height: 100%;
overflow: hidden;
}
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