Code Explainers

Code explainers tagged #streaming

python 
import csv
import io
from datetime import datetime
 

Streaming a CSV export in Flask

streaming generators csv
Intermediate 9 steps
python 
import csv
import io
from datetime import date
 

Streaming a CSV export in FastAPI

streaming async-generators csv
Advanced 8 steps
go 
func (h *TransactionHandler) ExportCSV(c *gin.Context) {
	ctx := c.Request.Context()
	filters := parseTransactionFilters(c)
 

Streaming a CSV export in Gin

streaming csv-export database-cursor
Intermediate 8 steps
rust 
use axum::{
    response::sse::{Event, KeepAlive, Sse},
    routing::get,
    Router,

Streaming live price ticks with SSE in Axum

server-sent-events broadcast-channel streaming
Advanced 8 steps
go 
package storage
 
import (
	"bufio"

Streaming file downloads safely in Go

http streaming path-traversal
Intermediate 7 steps
rust 
use std::fs::File;
use std::io::{self, BufRead, BufReader};
use std::path::Path;
 

Buffered log scanning in Rust

buffered-io error-handling streaming
Intermediate 9 steps
go 
func StreamMetrics(c *gin.Context) {
	clientGone := c.Request.Context().Done()
	ticker := time.NewTicker(time.Second)
	defer ticker.Stop()

Streaming server-sent events in Gin

server-sent-events streaming channels
Intermediate 7 steps
javascript 
const fs = require('fs');
const path = require('path');
 
router.get('/downloads/:name', (req, res, next) => {

Streaming file downloads in Express

streaming backpressure file-download
Advanced 9 steps
java 
@Repository
public interface OrderRepository extends JpaRepository<Order, Long> {
 
    @QueryHints(@QueryHint(name = HINT_FETCH_SIZE, value = "1000"))

Streaming large result sets in Spring Data JPA

streaming jpa memory-management
Advanced 6 steps
rust 
use axum::{
    body::Body,
    extract::Path,
    http::{header, StatusCode},

Streaming file downloads in Axum

streaming file-serving path-traversal
Intermediate 8 steps