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I Added One Key to a PHP Array. It Cost 25 MB of Memory

Reveals PHP hash table internals on version 8.4
nazar-boyko profile

I Added One Key to a PHP Array. It Cost 25 MB of Memory

#php #performance #webdev #programming
18
Picked as gem Comments 7
16 min read
The backdoor was a database row
hammad4june1999 profile

The backdoor was a database row

#security #php #wordpress #devops
Comments
4 min read
Postgres RLS in Symfony: three green isolation tests, and the UPDATE that moves tenant 1's invoices into tenant 2's books
mollenthiel profile

Postgres RLS in Symfony: three green isolation tests, and the UPDATE that moves tenant 1's invoices into tenant 2's books

#symfony #php #postgres #testing
Comments
6 min read
Guarding the_content Is Not Enough: Six Routes That Leak Paid Content in a WordPress Paywall
acs_developer profile

Guarding the_content Is Not Enough: Six Routes That Leak Paid Content in a WordPress Paywall

#wordpress #php #security #webdev
Comments
6 min read
Building multi-user + security on shared hosting: filesystem as the only state layer
yqteamdyq profile

Building multi-user + security on shared hosting: filesystem as the only state layer

#architecture #backend #php #security
Comments
4 min read
Route Website Leads to Telegram Managers in PHP
serhii_a9c08345ac360cf5c8 profile

Route Website Leads to Telegram Managers in PHP

#php #telegram #webhooks #backend
Comments
5 min read
Building SecretGate: A Zero-Knowledge Ephemeral Messaging Engine with Native PHP & Web Crypto API
sasiru-mindaka profile

Building SecretGate: A Zero-Knowledge Ephemeral Messaging Engine with Native PHP & Web Crypto API

#php #security #webdev #opensource
Comments
2 min read
wc_get_products() Silently Ignores meta_query: When Your Test Double Is Better Behaved Than the Implementation
acs_developer profile

wc_get_products() Silently Ignores meta_query: When Your Test Double Is Better Behaved Than the Implementation

#wordpress #php #testing #webdev
Comments
5 min read
Drop session_start() from Your Paywall: HMAC-Signed Cookies and Single-Use Recovery Links
acs_developer profile

Drop session_start() from Your Paywall: HMAC-Signed Cookies and Single-Use Recovery Links

#php #security #wordpress #webdev
Comments
7 min read
An LLM API Returned 4.17 Million Characters: Using MD5 Fingerprints to Prove It Was Duplication, Not Generation
acs_developer profile

An LLM API Returned 4.17 Million Characters: Using MD5 Fingerprints to Prove It Was Duplication, Not Generation

#ai #python #php #debugging
Comments
6 min read
Fixing a cache:clear command that couldn't run and couldn't be trusted
jonesrussell profile

Fixing a cache:clear command that couldn't run and couldn't be trusted

#php #waaseyaa #cli #caching
Comments
5 min read
Fixing a silent message-drop bug in Waaseyaa's queue worker
jonesrussell profile

Fixing a silent message-drop bug in Waaseyaa's queue worker

#php #waaseyaa #queue #reliability
Comments
4 min read
A layer-by-layer workflow to find whether slow WordPress TTFB comes from DNS, caching, PHP workers, database queries, plugins, or cron jobs.
unitedwebhost profile

A layer-by-layer workflow to find whether slow WordPress TTFB comes from DNS, caching, PHP workers, database queries, plugins, or cron jobs.

#wordpress #webperf #php #devops
1
Comments
9 min read
4 things WordPress.org made me fix before the review even started
khaitovdev profile

4 things WordPress.org made me fix before the review even started

#wordpress #php #woocommerce #webdev
Comments
3 min read
Stop Writing Massive if-else Blocks: Master the Strategy Pattern in PHP & Laravel
anashussain284 profile

Stop Writing Massive if-else Blocks: Master the Strategy Pattern in PHP & Laravel

#php #laravel #designpatterns #oop
Comments
21 min read
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