Declaration of variables improve or decrease performance

So I am trying to improve my SQL, one topic that arose, does declaration help with performance or not so like for instance lets say you want to do a if else statement but you need to know if the count is higher than 0 for example right SELECT @COUNTER = COUNT(ID) FROM tblSome WHERE… Read More Declaration of variables improve or decrease performance

Unable to read/write to file from Lua script running from HAPRoxy

I was using Lua with HAProxy to write logs into custom log file. Although my script is running totally fine. But I don’t see anything written in my text file. Here is my lua script which I am loading from HAProxy.cfg. local function foo(value) — MY CODE — file = io.open("test.lua", "a") io.output(file) io.write("The value… Read More Unable to read/write to file from Lua script running from HAPRoxy

Why does Main not wait for all threads to evaluate in asynchronous program?

@Dan Dinu’s answer from a previous question regarding asynchronous programming in C# provides a useful minimal example, which I have adapted as follows: // From https://stackoverflow.com/questions/14455293/how-and-when-to-use-async-and-await using System; using System.Threading.Tasks; namespace minimal_async_await_SE { internal class Program { public static async Task MyMethodAsync() { Task<int> longRunningTask = LongRunningOperationAsync(); // independent work which doesn’t need the result… Read More Why does Main not wait for all threads to evaluate in asynchronous program?