Search results for: "availability check"

Are there any potential pitfalls or limitations when using gethostbyname to check server availability in PHP?

One potential pitfall when using gethostbyname to check server availability in PHP is that it may not work as expected if the DNS resolution is slow o...

How can setting a variable like "$fehler" to NULL before a check help in debugging issues related to variable availability?

Setting a variable like "$fehler" to NULL before a check can help in debugging issues related to variable availability by ensuring that the variable e...

What are the best practices for optimizing PHP scripts that check multiple links for availability?

When optimizing PHP scripts that check multiple links for availability, it is important to use asynchronous requests to avoid blocking the script whil...

How important is it to check the PHP manual for function availability before using it in a script?

It is crucial to check the PHP manual for function availability before using it in a script to ensure that the function exists in the PHP version you...

What is the best way to check the availability of an external server before calling a webservice in PHP?

Before calling a webservice in PHP, it is important to check the availability of the external server to prevent any potential connection errors. One w...