Real unit test (isolation, no children render)
Calls:
- constructor
- render
| // The classic AJAX call - dispatch before the request, and after it comes back | |
| function myThunkActionCreator(someValue) { | |
| return (dispatch, getState) => { | |
| dispatch({type : "REQUEST_STARTED"}); | |
| myAjaxLib.post("/someEndpoint", {data : someValue}) | |
| .then( | |
| response => dispatch({type : "REQUEST_SUCCEEDED", payload : response}), | |
| error => dispatch({type : "REQUEST_FAILED", error : error}) | |
| ); |
| API | Status Codes |
|---|---|
| [Twitter][tw] | 200, 304, 400, 401, 403, 404, 406, 410, 420, 422, 429, 500, 502, 503, 504 |
| [Stripe][stripe] | 200, 400, 401, 402, 404, 429, 500, 502, 503, 504 |
| [Github][gh] | 200, 400, 422, 301, 302, 304, 307, 401, 403 |
| [Pagerduty][pd] | 200, 201, 204, 400, 401, 403, 404, 408, 500 |
| [NewRelic Plugins][nr] | 200, 400, 403, 404, 405, 413, 500, 502, 503, 503 |
| [Etsy][etsy] | 200, 201, 400, 403, 404, 500, 503 |
| [Dropbox][db] | 200, 400, 401, 403, 404, 405, 429, 503, 507 |
| Below are the Big O performance of common functions of different Java Collections. | |
| List | Add | Remove | Get | Contains | Next | Data Structure | |
| ---------------------|------|--------|------|----------|------|--------------- | |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
Automated analysis is the main advantage to working with a modern statically typed compiled language like C++. Code analysis tools can inform us when we have implemented an operator overload with a non-canonical form, when we should have made a method const, or when the scope of a variable can be reduced.