Petrogad

Petrogad has asked 17 questions and find answers to 20 problems.

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Petrogad questions

MySQL - Not using Index
How to use Pixel Tracking across domains in PHP
Is it worth it to use jQuery for Ajax instead of building your own JavaScript?
Understanding Mongo Timeouts on Save through Lock Percentage
MongoDB PHP: Reading from Slaves and setting persistent connections with a heavy read environment
A reverse of Haversine formula for MySQL?
Numeric Collection Name Remove
Facebook Application Tab -> External Linking with PHP
PHP Operator <<

Petrogad answers

GIS application with django and google maps using mongodb
Load only visible images in Flatlist react native
Mongodb change ObjectID or _id attribute for a document?
MongoDB: what is the most efficient way to query a single random document?
How to use count distinct in pymongo? [closed]
NightwatchJS .elements returning string and not objects
MongoDB Querying for object property in list
How to model many-to-many relationships in MongoDB (for a MySQL user)
Mailgun: algorithm for event polling
HTML5 Video "Black Screen" on iPad