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What is the difference between atan and atan2 in C++?
What is the difference between atan and atan2 in C++?
11 Answers
11
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Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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What's wrong with Java Date & Time API? [closed]
Very often I come across negative feedback on Java Date and other date-time-related classes. Being a .NET developer, I cannot fully (without having used them) understand, what's actually wrong with them.
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How to develop Desktop Apps using HTML/CSS/JavaScript? [closed]
...onally. I am a web developer, a coworker of mine recently left for Spotify and said he will be working mostly in JavaScript for the Spotify Desktop app. He said it uses "Chrome frame" and everything inside is done like a web app (HTML/JS/CSS).
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Detecting an undefined object property
...ined`");
}
To check if an object does not actually have such a property, and will therefore return undefined by default when you try and access it:
if(!o.hasOwnProperty('myProperty')) {
alert("myProperty does not exist");
}
To check if the value associated with an identifier is the special va...
For-each over an array in JavaScript
...-of loop (ES2015+ only),
Array#forEach (spec | MDN) (or its relatives some and such) (ES5+ only),
a simple old-fashioned for loop,
or for-in with safeguards.
But there's lots more to explore, read on...
JavaScript has powerful semantics for looping through arrays and array-like objects. I've s...
getApplication() vs. getApplicationContext()
...s, so here we go: what's the deal with Activity/Service.getApplication() and Context.getApplicationContext() ?
4 Answers...
Why hasn't functional programming taken over yet?
...programs; No side effects
Real-world programs are all about side effects and mutation. When the user presses a button it's because they want something to happen. When they type in something, they want that state to replace whatever state used to be there. When Jane Smith in accounting gets married...
Should I mix AngularJS with a PHP framework? [closed]
AngularJS is very powerful when it comes to interactive HTML5 and model binding. On the other hand, PHP frameworks like Yii enable quick, well-structured, safe and powerful web application development. Both technologies provide sophisticated means for data access, iteration and page layouting.
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What is declarative programming? [closed]
...n you write your code in such a way that it describes what you want to do, and not how you want to do it. It is left up to the compiler to figure out the how.
Examples of declarative programming languages are SQL and Prolog.
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