hyunwoo jo

The empty array result of the `sum` function is '0'

4

# Suggestion ## ⭐ Suggestion If an empty array is entered as the argument value of the [sum function](https://fxts.dev/docs/sum), undefined is output. Returning 0 seems more natural. as-is ```ts const...

`npm run test` failed intermittently due to timeout

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# Bug Report ### 💻 Code `npm run test` failed intermittently due to timeout.  ### 🙁 Actual behavior The `setTimeout` set in test does not match intermittently. ### 🙂...

Provide lazy functions first

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# Suggestion ## ⭐ Suggestion tc39 also prepares methods for lazy evaluation. We need to develop the functions being prepared in tc39 in advance. **Additional context** fxts can be evaluated...

There is no contribution guideline yet, so we'd better make it. example https://github.com/mattermost/mattermost-server/blob/master/CONTRIBUTING.md https://github.com/firebase/firebase-js-sdk/blob/master/CONTRIBUTING.md https://github.com/yorkie-team/yorkie/blob/main/CONTRIBUTING.md https://reactjs.org/docs/how-to-contribute.html

Add setting index value to array

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**What this PR does / why we need it**: we can insert a value at a specific index into arrray yorkie-sdk-js also needs work **Which issue(s) this PR fixes**: Fixes...

Questions for providing value setting API based on Array index

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**Description**: Before implementing the value setting API based on Array index, I have a question to ask related https://github.com/yorkie-team/yorkie-js-sdk/issues/191 Our strategy is to set value at the value position of...

How to use collation

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https://docs.mongodb.com/manual/reference/collation/ Currently, the cursor functions provided by mongojs are as follows.  I want to use this. ``` db.myColl.find( { category: "cafe" } ).collation( { locale: "fr" } ) ```

Use the type in `yorkie-sdk-js`

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**Description**: Use the type provided by `yorkie-js-sdk` **Why**: we can code by knowing the parts provided by yorkie-js-sdk better.

**Description**: Calculate shapes into a matrix **Why**: We need to do matrix calculations to deal with shapes in depth

**Description**: Codepair is displaying the coordinates of the screen as absolute values We need to show dots on the screen according to the viewport. **Why**: All recorded dots must be...