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What does “./” (dot slash) refer to in terms of an HTML file path location?
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./ is the the folder that the working file is in:
So in /index.htm ./ is the root directory
but in /css/style.css ./ is the css folder.
This is important to remember because if you move CSS from /index.htm to /css/style.css the path will change.
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What is “export default” in javascript?
...strate this line with a simple example.
Lets say we have 3 modules and an index.html:
modul.js
modul2.js
modul3.js
index.html
modul.js
export function hello() {
console.log("Modul: Saying hello!");
}
export let variable = 123;
modul2.js
export function hello2() {
console.log("Modul...
Getting an object from an NSSet
If you can't get an object with objectAtIndex: from an NSSet then how do you retrieve objects?
8 Answers
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What is the best way to iterate over a dictionary?
.... For that, LINQ provides ElementAt which enables the following:
for (int index = 0; index < dictionary.Count; index++) {
var item = dictionary.ElementAt(index);
var itemKey = item.Key;
var itemValue = item.Value;
}
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Remove duplicates from a List in C#
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HashSet doesn't have an index , therefore it's not always possible to use it. I have to create once a huge list without duplicates and then use it for ListView in the virtual mode. It was super-fast to make a HashSet<> first and then convert ...
Commit only part of a file in Git
...ying only half of the pair is likely to introduce confusing changes to the index.
Every details about git add are available on git --help add
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LIKE vs CONTAINS on SQL Server
...put it in a valid query) should be faster, because it can use some form of index (in this case, a full text index). Of course, this form of query is only available if the column is in a full text index. If it isn't, then only the first form is available.
The first query, using LIKE, will be unable ...
Java: how can I split an ArrayList in multiple small ArrayLists?
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You can use subList(int fromIndex, int toIndex) to get a view of a portion of the original list.
From the API:
Returns a view of the portion of this list between the specified fromIndex, inclusive, and toIndex, exclusive. (If fromIndex and toIndex ...
Java EE web development, where do I start and what skills do I need? [closed]
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(Updated Mar 2020)
First of all, "Java EE" has since Sep 2019 been renamed to "Jakarta EE", starting with version 8. Historically, there was also the term "J2EE" which covered versions 1.2 until 1.4. The "Java EE" covered versions 5 until 8. See also Ja...
How to get the list of properties of a class?
... }
return dict;
}
This thing will not work for properties with an index - for that (it's getting unwieldy):
public static Dictionary<string, object> DictionaryFromType(object atype,
Dictionary<string, object[]> indexers)
{
/* replace GetValue() call above with: */
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