Fix typos

This commit is contained in:
Chalarangelo
2022-07-16 17:25:37 +03:00
parent 3b17249cb7
commit c767b29588
8 changed files with 9 additions and 9 deletions

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@ -10,7 +10,7 @@ firstSeen: 2021-04-12T12:00:00+03:00
lastUpdated: 2021-06-12T19:30:41+03:00
---
I was recently tasked with writing a design document at work. What first seemed like a tiresome chore I had to endure turned out to be both enlightening and beneficial both to me and my team. This isn't just a case of making the best of a bad situation, but rather a case of rediscovering the reason behind why writing down your thoughts isn't an excerise in futility. Instead of boring you with a long-winded story about the task, I'll just present the takeaways and hopefully do some storytelling in the process. So why should you write then?
I was recently tasked with writing a design document at work. What first seemed like a tiresome chore I had to endure turned out to be both enlightening and beneficial both to me and my team. This isn't just a case of making the best of a bad situation, but rather a case of rediscovering the reason behind why writing down your thoughts isn't an exercise in futility. Instead of boring you with a long-winded story about the task, I'll just present the takeaways and hopefully do some storytelling in the process. So why should you write then?
**You learn more about the topic at hand.** Presenting a topic requires meticulous research in order for you to be able to write down the most interesting and relevant findings. This process will uncover any gaps in your knowledge of said topic, gaps your research will in turn have to cover. I've seen this numerous times in the past while doing research both for this website as well as tasks at work and it always holds true. If nothing else, you will gain a deeper understanding of whatever it is you are presenting, which will be useful sometime in the future. In the case of my task, I understood more about the business logic, how premature optimizations got in the way of stability and why it was so hard to consistently reach the desired state, as I discovered a hidden layer of complexity I didn't know about before.

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@ -42,7 +42,7 @@ const parseData = path => {
};
const importantFiles = ['id-card.txt', 'bank-number.txt'];
importanFiles.map(parseData); // Works fine
importantFiles.map(parseData); // Works fine
// third-party-lib@v1.1.0 - No breaking changes!
const parseData = (path, purge) => {
@ -52,7 +52,7 @@ const parseData = (path, purge) => {
};
const importantFiles = ['id-card.txt', 'bank-number.txt'];
importanFiles.map(parseData); // 'bank-number.txt'` has been deleted
importantFiles.map(parseData); // 'bank-number.txt'` has been deleted
```
The example above, while a bit unlikely, demonstrates a case where a simple index from `Array.prototype.map()` could wreak havoc on the entire filesystem due to a harmless version bump of an external dependency. This is the kind of bug that is hard to track down and causes a ton of headaches when debugging as you struggle to understand how a version bump without breaking changes could cause this.

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@ -64,6 +64,6 @@ Another benefit of these practices is that writing tests is a lot easier, as the
### Conclusion
Closures in themself are just another language feature that you have to wrap your head around. As a rule of thumb, use them sparingly, clarify your code's intent and provide escape hatches to reduce potential error surface.
Closures in themselves are just another language feature that you have to wrap your head around. As a rule of thumb, use them sparingly, clarify your code's intent and provide escape hatches to reduce potential error surface.
When used correctly, they can be another tool in your arsenal. Yet, if you use them poorly, they can create some really nasty bugs or unmaintainable code. It takes time to get used to them and be able to spot anti-patterns before they become a problem.

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@ -37,7 +37,7 @@ data.showNotifications?.();
In the same spirit, the [nullish coalescing operator](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing_operator) (`??`) is a logical operator that allows us to check for nullish (`null` or `undefined`) values, returning the right-hand side operand when the value is non-nullish, otherwise returning the left-hand side operand.
Apart from cleaner code, this operator might spare us some headaches related to falsey values:
Apart from cleaner code, this operator might spare us some headaches related to falsy values:
```js
const config = getServerConfig();

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@ -34,7 +34,7 @@ The main operations of a doubly linked list data structure are:
- `removeAt`: Removes the element at the specific index
- `getAt`: Retrieves the element at the specific index
- `clear`: Empties the doubly linked list
- `reverse`: Reverses the order of elements in the doulby linked list
- `reverse`: Reverses the order of elements in the doubly linked list
### Implementation

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@ -21,7 +21,7 @@ Each node in a graph data structure must have the following properties:
- `key`: The key of the node
- `value`: The value of the node
Each edge in a grpah data structure must have the following properties:
Each edge in a graph data structure must have the following properties:
- `a`: The starting node of the edge
- `b`: The target node of the edge

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@ -40,5 +40,5 @@ Most of the time, `Array.prototype.filter()` is the best option for removing ele
### Alternative options
The previous two options should cover the vast majority of use cases. Yet, there are some other options available for removing elements from an array, which might be preferrable in certain cases. For example, if you like the interface of `Array.prototype.splice()` but need immutability, the [shank snippet](/js/s/shank) might be the solution for you. Similarly, when working with large unsorted arrays, there's a [fast removal trick](/articles/s/js-fast-remove-array-element) that might be of interest to you.
The previous two options should cover the vast majority of use cases. Yet, there are some other options available for removing elements from an array, which might be preferable in certain cases. For example, if you like the interface of `Array.prototype.splice()` but need immutability, the [shank snippet](/js/s/shank) might be the solution for you. Similarly, when working with large unsorted arrays, there's a [fast removal trick](/articles/s/js-fast-remove-array-element) that might be of interest to you.

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@ -86,7 +86,7 @@ const ACTION_TYPES = {
Our `action` objects aren't consistent in terms of structure with the exception of sharing a `type` key which we use to identify each action. If we hope to reduce mental strain and minimize headaches, we should make these more consistent. The easiest way to do so would be to put the whole action `payload` under a top-level key and nest any values passed to the action inside it:
```js
// Strucure of any action passed to our reducer function
// Structure of any action passed to our reducer function
const action = {
// Any of the previously defined action types
type: ACTION_TYPES.CREATE_ID,