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Why are Oracle table/column/index names limited to 30 characters?
I can understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
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How do you compare structs for equality in C?
How do you compare two instances of structs for equality in standard C?
11 Answers
11
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Remove Item from ArrayList
...s specific case, you should remove the elements in descending order. First index 5, then 3, then 1. This will remove the elements from the list without undesirable side effects.
for (int j = i.length-1; j >= 0; j--) {
list.remove(i[j]);
}
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Java Generics: Cannot cast List to List? [duplicate]
... or not.
Have a look at this section of Angelika Langer's Java Generics FAQ for more information.
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Get number of digits with JavaScript
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good technique to get no of digit, but, what if it is a fraction number, ie, 12.5, then your function will return 4 instead of 3...
– Swarnendu Paul
Feb 14 '13 at 16:45
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How can I read inputs as numbers?
...on does (read the next section to understand the implication).
Python 2's equivalent of Python 3's input is the raw_input function.
Python 2.x
There were two functions to get user input, called input and raw_input. The difference between them is, raw_input doesn't evaluate the data and returns as...
How to check if a view controller is presented modally or pushed on a navigation stack?
...tack.
extension UIViewController {
var isModal: Bool {
if let index = navigationController?.viewControllers.firstIndex(of: self), index > 0 {
return false
} else if presentingViewController != nil {
return true
} else if navigationController?.p...
Linux command (like cat) to read a specified quantity of characters
Is there a command like cat in linux which can return a specified quantity of characters from a file?
9 Answers
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Find out whether Chrome console is open
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requestAnimationFrame (Late 2019)
Leaving these previous answers here for historical context. Currently Muhammad Umer's approach works on Chrome 78, with the added advantage of detecting both close and open events.
function toS...
How to add many functions in ONE ng-click?
...herwise if you want to add 2 calls in ng-click you can add ';' after edit($index) like this
ng-click="edit($index); open()"
See here : http://jsfiddle.net/laguiz/ehTy6/
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