python (12.9k questions)

javascript (9.2k questions)

reactjs (4.7k questions)

java (4.2k questions)

java (4.2k questions)

c# (3.5k questions)

c# (3.5k questions)

html (3.3k questions)

Questions - performance

Improving performance for huge table. Partition? Dropping an id and keeping a unique constraint instead? mysql

At my company we have a table that has gotten too large. It has only 4 fields and the indices are shared below. Note that our data is separated by region so we have the same schema in 2 separate datab...
test-img

Terence Chow

mysql

performance

amazon-rds

Votes: 0

Answers: 1

Latest Answer

So, you have UNIQUE(other_table_id, time_index). Yes, it makes sense to jettison the auto_increment and promote that to PRIMARY What is the semantics of value? If it is money, then do you really nee...
test-img

Rick James

How to fix a z-index issue in Bootstrap?

I am designing this landing using Bootstrap and my own code. As you can see the main menu it's not showing all the content above the HTML. This is the CSS. How do I fix this issue? I think that it is ...
test-img

Diego Diaz

javascript

html

css

performance

z-index

Votes: 0

Answers: 1

Latest Answer

please update your css like this /*----------ESTILOS MENU -----------*/ .menuBtn { height: 30px; width: 30px; position: absolute; right: 20px; top: 10px; ...
test-img

Roman Gavrilov

Numba JIT slower than pure python with parameterized function

I just wrote a simple benchmark comparing Numba and Julia, together with some discussion. I'm wondering whether my Numba code could be fixed somehow, or if what I'm trying to do is indeed not supporte...
test-img

Martín Maas

python

performance

numba

Votes: 0

Answers: 1

Latest Answer

TL;DR: this feature does not appear to be supported by Numba yet. that's about 10-20X faster than pure Python, which is pretty good. The Numba function quad_trap will be compiled the first time you ...
test-img

Jérôme Richard

Given an index, swap array elements accordingly

What I am trying to achieve is somewhat like a radio group behavior, where only one radio input can be selected at a time. For example, the starting array [0, 1, 1, 1, 1, 1] should have its elements s...
test-img

mjfneto

arrays

typescript

performance

ecmascript-6

Votes: 0

Answers: 2

Latest Answer

Just identify the previous 0 with findIndex, assign 1 to it, and assign 0 to the idx? function rearrange(array: number[], idx: number) { const arr = [...array]; arr[arr.indexOf(0)] = 1; arr[idx]...
test-img

CertainPerformance

Posts

Questions

Blogs

Jobs