Code Reliability

For security purpose, developers should not leave phpinfo() in production code, as it displays information which can be used to compromise the server that…

Developers should avoid using deprecated constructors. Since PHP5, constructor should be named __construct.

Because force casting (as!) does not perform any type safety validations, it is capable of performing dangerous conversions between unrelated types. When the types…

Continuing a string across a linebreak is supported in most script engines, but it is not a part of ECMAScript. Additionally, the whitespace at…

The logical OR operator (||) will not work in a switch case as one might think, only the first argument will be considered at…

The use of Swift 2.0’s try! lets you execute code that might throw an exception without using the do and catch syntax normally required…

You should not ignore exceptions. It can be tempting to be lazy when catching exceptions and do something like this: (see example below).

Correctly updating a static field from a non-static method is tricky to get right and could easily lead to bugs if there are multiple…

A program should never call finalize explicitly, except to call super.finalize() inside an implementation of finalize(). In mobile code situations, the otherwise error prone…

Destructuring assignment are a practical sugar syntax, but due to dynamic typing, ommitting the parentheses lead to a syntactically correct, but however functionnally incorrect,…