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Results tagged with javascript
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user 42984
JavaScript is a versatile, high-level programming language. It is the programming language in all browsers.and can be used for back-end programming with node.js. Use this tag for questions regarding vanilla JavaScript; optionally tagged with an ECMAScript version. If you are using a preprocessor such as TypeScript please tag with that too.
2
votes
0
answers
595
views
Clickpocalypse 2 automation script
Clickpocalypse 2 is kind of dungeon crawler game but with minor controls. Script's purpose to automate what is left.
To try it out:
Open "Clickpocalypse 2" as separate browser window (not a tab, game …
- 1,729
2
votes
1
answer
480
views
Idle Miner part 2: levels service
My previous post had no response, so there is part of the whole - levels service. It stores levels with it's attributes. I'd like to hear any suggestions about code readability and code performance.
…
- 1,729
6
votes
Calculating Fibonacci numbers
Complexity
Sequence definition
$$ F_{n+2} = F_{n+1} + F_n $$
which means that your complexity is \$ O(n) \$.
Matrix definition
$$
{
\left (
\begin{matrix}
1 & 1 \\
1 & 0
\ …
- 1,729
2
votes
0
answers
883
views
Simple clicker game
I have started my clicker game using angular.js about week ago. I have finished current functionality first night, but still have feeling of misunderstanding some basic approaches.
This is sources ro …
- 1,729
8
votes
Writing null-safe code to set form values
Can you do this?
Yes, you can.
When to do this?
Everywhere, except collaboration purposes.
Why?
(document.getElementById(arr[i].id) || 0).value = arr[i].value;
and
(document.getElementById(ar …
- 1,729
-1
votes
"Utopian Tree" challenge optimization
Use preprocessed values.
function processData(input) {
var parse_fun = function (s) {
return parseInt(s, 10);
},
heights = function() {
var result = [1]
…
- 1,729
5
votes
Loading div sections from separate files
<script type="text/javascript" src="libs/angular/angular.min.js"></script>
<script type="text/javascript" src="libs/angular-route/angular-route.min.js"></script>
<script type="text/javascript" src="js/ …
- 1,729
2
votes
Accepted
Long arithmetic addition in JS
Performance improvements related to approach
Interger base
For better performance we can split number not by every digit but by set of digits with given base. Look at Number.MAX_SAFE_INTEGER and som …
- 1,729
4
votes
Object-oriented JavaScript and Google Maps objects memory management
This algorithm assumes the knowledge of a set of objects called roots (In JavaScript, the root is the global object). …
- 1,729
2
votes
Accepted
Separate Ajax code in separate modules
About code style, I highly recommend you to read angular code style even if you have no idea what is it. It contains a lot of sanity approaches about how to make HUGE classes clear and smooth.
About …
- 1,729
1
vote
Garbage collection in JavaScript multiplayer game
Create arrays with required size to prevent reallocation overhead
var visible = new Array(required_size);
You can look at good overview for array allocations from codereview, but different topi …
- 1,729
0
votes
Hovering over images to show another image whilst fading in & out
You can use 2 custom attributes instead of one. In this case you should not swap src value, just replace it.
<img src="some/img.jpg"
data-foreground-src="some/img.jpg"
data-background-src …
- 1,729