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How does StartCoroutine / yield return pattern really work in Unity?

...those functions that you write are being called by the same main thread in order. You can verify this by placing a while(true); in any of your functions or coroutines. It will freeze the whole thing, even the Unity editor. This is evidence that everything runs in one main thread. This link that Kay ...
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Real mouse position in canvas [duplicate]

...llStyle = "#000000"; context.fillRect (pos.x, pos.y, 4, 4); } Note: borders and padding will affect position if applied directly to the canvas element so these needs to be considered via getComputedStyle() - or apply those styles to a parent div instead. When Element and Bitmap are of differe...
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Nginx serves .php files as downloads, instead of executing them

...art from a select few like .html, .js etc. which are static files) Thus in order to run other kinds of files we need something that sits between nginx and the application (here the php application). This is where common gateway interface (CGI) comes in. It's a piece of software that manages this com...
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Search All Fields In All Tables For A Specific Value (Oracle)

... I had to comment the first line in order to be able to run this query. Also I was not able to remove the owner filter and run the query. – Popa Andrei Aug 18 '16 at 7:28 ...
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How do you reverse a string in place in JavaScript?

...two symbols: U+006E LATIN SMALL LETTER N and U+0303 COMBINING TILDE). The order in which surrogate pairs appear cannot be reversed, else the astral symbol won’t show up anymore in the ‘reversed’ string. That’s why you saw those �� marks in the output for the previous example. Combining...
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How to navigate through textfields (Next / Done Buttons)

...ons: All "tabbable" UITextFields are on the same parent view. Their "tab-order" is defined by the tag property. Assuming this you can override textFieldShouldReturn: as this: -(BOOL)textFieldShouldReturn:(UITextField*)textField { NSInteger nextTag = textField.tag + 1; // Try to find next re...
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What is a race condition?

...eduling algorithm can swap between threads at any time, you don't know the order in which the threads will attempt to access the shared data. Therefore, the result of the change in data is dependent on the thread scheduling algorithm, i.e. both threads are "racing" to access/change the data. Probl...
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When & why to use delegates? [duplicate]

...f the benefits of compile time static binding. Invocation of a delegate is orders of magnitude faster than the reflection invoke alternative. Additionally if a function signature changes such that it no longer matches the delegate this results in a compile time error which you don't get with reflect...
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Best practices for API versioning? [closed]

...e object, and you have versioned your various objects (customers are v3.0, orders are v2.0, and shipto object is v4.2). Here is the nasty URL you must supply in the client: (Another reason why version in the URL sucks) http://company.com/api/v3.0/customer/123/v2.0/orders/4321/ ...
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What are enums and why are they useful?

...tants, which may override methods). Implementing an interface (or more) in order to not bind the client code to the enum (which should only provide a set of default implementations). The simplest example would be a set of Comparator implementations: enum StringComparator implements Comparator<...