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Swift equivalent for MIN and MAX macros
... minimum and maximum value between two numbers using MIN and MAX macros. Swift doesn't support macros and it seems that there are no equivalents in the language / base library. Should one go with a custom solution, maybe based on generics like this one ?
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what happens when you type in a URL in browser [closed]
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Attention: this is an extremely rough and oversimplified sketch, assuming the simplest possible HTTP request (no HTTPS, no HTTP2, no extras), simplest possible DNS, no proxies, single-stack IPv4, one HTTP request only, a simple HTTP server on the other end, and no problems in...
How to verify that a specific method was not called using Mockito?
How to verify that a method is not called on an object's dependency?
5 Answers
5
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How can I reorder my divs using only CSS?
Given a template where the HTML cannot be modified because of other requirements, how is it possible to display (rearrange) a div above another div when they are not in that order in the HTML? Both div s contain data that varies in height and width.
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Find index of a value in an array
...t;/param>
///<returns>The index of the first matching item, or -1 if no items match.</returns>
public static int FindIndex<T>(this IEnumerable<T> items, Func<T, bool> predicate) {
if (items == null) throw new ArgumentNullException("items");
if (predicate == n...
Is there a foreach loop in Go?
...e we are
// element is the element from someSlice for where we are
}
If you don't care about the index, you can use _:
for _, element := range someSlice {
// element is the element from someSlice for where we are
}
The underscore, _, is the blank identifier, an anonymous placeholder.
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How can I strip all punctuation from a string in JavaScript using regex?
If I have a string with any type of non-alphanumeric character in it:
13 Answers
13
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Check if a string is null or empty in XSLT
How can I check if a value is null or empty with XSL ?
14 Answers
14
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StringUtils.isBlank() vs String.isEmpty()
...haracter (or that the string is empty or that it's null). This is totally different than just checking if the string is empty.
From the linked documentation:
Checks if a String is whitespace, empty ("") or null.
StringUtils.isBlank(null) = true
StringUtils.isBlank("") = true
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What's the scope of a variable initialized in an if statement?
... function, class, or module in which they're assigned. Control blocks like if and while blocks don't count, so a variable assigned inside an if is still scoped to a function, class, or module.
(Implicit functions defined by a generator expression or list/set/dict comprehension do count, as do lambd...