Search results for: "correct usage"

How can the correct usage of keys in associative arrays impact the execution of PHP queries?

Using the correct keys in associative arrays is crucial for efficiently accessing and manipulating data in PHP queries. Incorrect keys can lead to err...

What are the limitations or correct usage of field types like TEXT, BINARY, and ENUM in MySQL queries in PHP?

When using field types like TEXT, BINARY, and ENUM in MySQL queries in PHP, it's important to be aware of their limitations and correct usage to avoid...

What is the correct usage of the UNIX_TIMESTAMP() function in PHP and how can it be avoided?

When using the UNIX_TIMESTAMP() function in PHP to convert a datetime value to a Unix timestamp, it is important to ensure that the datetime value is...

How does the usage of static variables in PHP functions affect performance and memory usage?

Using static variables in PHP functions can impact performance and memory usage because static variables retain their value between function calls, wh...

What are common pitfalls when trying to measure CPU usage in PHP?

One common pitfall when trying to measure CPU usage in PHP is relying solely on functions like `getrusage()` or `microtime(true)` which may not accura...