automaticalldramatic

/*
go build for linux:
	env GOOS=linux go build -o /tmp/server server.go

run with docker:
	docker run -it --rm --name test -v /tmp/server:/server -p 3000:80 -p 3001:6060 alpine /server

run pprof debugger:
	go get github.com/google/pprof
	pprof --seconds 30 -http=:4444 /tmp/server http://localhost:3001/debug/pprof/profile

automaticalldramatic

Table of Contents

• 0.1. References
  • 0.2. Other cheatsheets
  • 0.3. Manage multiple gcloud config configurations
    • 0.3.1. Switch gcloud context with gcloud config
  • 0.4. Auth
• 0.5. info

automaticalldramatic

Keybase proof

I hereby claim:

• I am automaticalldramatic on github.
• I am reeseone (https://keybase.io/reeseone) on keybase.
• I have a public key ASDcrqAF-d20V6sFhvrFoQqWZH8QdE7o_lDOm2EDLFt7awo

To claim this, I am signing this object:

automaticalldramatic

export interface ObservablePaginatedResult {
	cards: Observable<Array<SomeCards>>;
	stop: () => void;
}

// returns an observable to subscribe to for changes and a method to stop listening to the snapshot
public SyncCards(pageSize: number = this.DefaultPageSize): <ObservablePaginatedResult> {

    // an internal subject to handle streaming until the connection is closed. The buffer size of 1 fits my scenario and is up to the readers discretion
    const cards$: ReplaySubject<Array<SomeCards>> = new ReplaySubject<SomeCards[]>(1);

automaticalldramatic

// this method accepts the property to order by. In our example, this would be priority
// sortByDesc('priority')
sortByDesc(prop: string) {
    return this.returnedCardsArr.sort((a, b) => a[prop] < b[prop] ? 1 : a[prop] === b[prop] ? 0 : -1);
}

// also a slightly verbose way of keeping only unique IDs replacing the ones received from the new call - cause the data also might have changed.
for (const card of c) {
    if (!this.uniqueMap.has(card.id)) {
        this.uniqueMap.set(card.id, true);

automaticalldramatic

private snapshotWatchers: Array<() => void> = [];
private syncRequest: Partial<ObservablePaginatedQuery>;

private syncCards() {
    
    // assume some code here to initialise variables, create a service instance et al

    // syncRequest is a class variable
    this.syncRequest = WatchPaginatedCards();
    this.syncRequest.cards.pipe().subscribe(

automaticalldramatic

// I updated the interface
export interface ObservablePaginatedResult {
	cards: Observable<Array<SomeCards>>;
    nextPage: IterableIterator<() => void>; // the method returned by iterator should be called to stop listening for changes on this page
}

public WatchPaginatedCards(pageSize: number = this.DefaultPageSize): <ObservablePaginatedQuery> {

    
    const cards$: ReplaySubject<Array<SomeCards>> = new ReplaySubject<SomeCards[]>(1);

automaticalldramatic

Keybase proof

I hereby claim:

• I am automaticalldramatic on github.
• I am rizwaniqbal (https://keybase.io/rizwaniqbal) on keybase.
• I have a public key ASBIwoVK08YsA2ZKfvShz-SYOLALs9SwVTOdzEDXrSgbtAo

To claim this, I am signing this object:

automaticalldramatic

Installing Postgres via Brew

Pre-Reqs

Brew Package Manager

In your command-line run the following commands:

1. brew doctor
2. brew update

automaticalldramatic

env: flex
runtime: go1.12
main: cmd/some-service-name/main.go