I have some questions about async and promise. (sorry guys I'm newbie at programming) Can javascript only run functions asynchronously with functions/webAPIs like XMLHttpRequest, DOM, setTimeout, etc? can we make our own function that runs asynchronously? If we make a…
I am still quite new to the google Apps Script, but I would really appreciate help with this! I am writing a google apps script that is to create certificates when a google forms is submitted and send it automatically…
I'm using PostgreSQL & asyncpg. class PgDb: # noinspection SpellCheckingInspection def __init__(self, conn: asyncpg.connection.Connection): self.conn = conn async def select(self, sql: str, args: Union[list, Dict[str, Any]] = []) -> List[Dict[str, Any]]: sql, _args = self.__convert_placeholders(sql, args) return [dict(row) for row…
Similar to other questions not not quite the same: I have a variable assignment which involves calling a function that takes a significant amount of time to run, and I want to trigger a function after that assignment finishes. (The…
I have a tiny server I'm trying to fetch a bunch of files from; ~100 to fetch. I'm using JS to fetch the files using a forEach loop. Unfortunately, the ~100 requests knocks over the server. links.forEach((link) => { const…
I was asked the following question in a JavaScript interview. I was unable to answer it. Please help! const printString = (string, callback) => { setTimeout(() => { console.log(string); callback(); }, Math.random() * 1000); }; Call function printString three times…
According to the MDN documentation on await: When an await is encountered in code (either in an async function or in a module), the awaited expression is executed, while all code that depends on the expression's value is paused and…
I'm using django with Telegram Bot If i need to make ORM Query, i can do it like that all_offers = await sync_to_async(Offers.objects.filter, thread_sensitive=True)( status = True, ) but not i need to make more difficult query with Q function…
I have a function and its have nested two ajax call. I want to return a value inside from second ajax call when ajax call is successed. i think because function ending but the ajaxs call still not end. But…
I have two functions in flutter. the first one is belManager.writeCharacteristic and the second one is belManager.disonnect I want to execute belManager.disonnect() after belManager.writeCharacteristic is completed. However for some reason bleManager.disonenct() is called before belManager.writeCharacteristic is completed. this is the…