java – Why is synchronized block better than synchronized method?-ThrowExceptions

Exception or error: I have started learning synchronization in threading. Synchronized method: public class Counter { private static int count = 0; public static synchronized int getCount() { return count; } public synchronized setCount(int count) { this.count = count; } } Synchronized block: public class Singleton { private static volatile Singleton _instance; public static Singleton …

php – TRUE or true difference?-ThrowExceptions

Exception or error: I’m wondering, in PHP, I’ve seen people use both these cases: if($var === TRUE) if($var === true) is there an actual difference between them or a coding standard/format to be used in boolean value? How to solve: There’s no difference at all. From the docs: To specify a boolean literal, use the …

php – Decoding JSON in Twig-ThrowExceptions

Exception or error: Is is possible to decode JSON in twig? Googling doesn’t seem to yield anything about this. Does decoding JSON in Twig not make sense? I’m trying to access 2 entity properties on an Symfony2’s entity field type (Entity Field Type). After coming across 2 previous SO questions ( Symfony2 entity field type …

javascript – How can I send an Ajax Request on button click from a form with 2 buttons?-ThrowExceptions

Exception or error: Hi all and sorry for a bit generic question here. I’m new to Ajax and want to send a request from one page to another from a form which has 2 buttons. <form method=”post”> <button id=”button_1″ value=”val_1″ name=”but1″>button 1</button> <button id=”button_2″ value=”val_2″ name=”but2″>button 2</button> <input id=”access_token” type=”hidden” name=”access_token” value=”<?php echo $_SESSION[‘access_token’]; ?>” …

Recursive File Search (PHP)-ThrowExceptions

Exception or error: I’m trying to return the files in a specified directory using a recursive search. I successfully achieved this, however I want to add a few lines of code that will allow me to specify certain extensions that I want to be returned. For example return only .jpg files in the directory. Here’s …