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What is “callback hell” and how and why does RX solve it?
...h a simple example that explains what is a "callback hell" for someone who does not know JavaScript and node.js ?
8 Answers...
Secure random token in Node.js
In this question Erik needs to generate a secure random token in Node.js. There's the method crypto.randomBytes that generates a random Buffer. However, the base64 encoding in node is not url-safe, it includes / and + instead of - and _ . Therefore, the easiest way to generate such token ...
What is a callback function?
...e want an activity to take place whenever a previous event completes.
Pseudocode:
// A function which accepts another function as an argument
// (and will automatically invoke that function when it completes - note that there is no explicit call to callbackFunction)
funct printANumber(int number, ...
Hibernate Criteria returns children multiple times with FetchType.EAGER
...u get the same Order instance in any of the results, but since now you are doing a join with the OrderTransaction, it has to return the same amount of results a regular sql join will return
So actually it should apear multiple times. this is explained very well by the author (Gavin King) himself he...
How do I scale a stubborn SVG embedded with the tag?
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You can also do preserveAspectRatio="none" if you want to stretch the svg out in arbitrary ways.
– Matt Crinklaw-Vogt
Oct 7 '13 at 19:18
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What to do on TransactionTooLargeException
I got a TransactionTooLargeException . Not reproducible. In the docs it says
38 Answers
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How to add an integer to each element in a list?
...I want to add 1 to each element to get the output [2,3,4] ,
how would I do that?
11 Answers
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javascript: recursive anonymous function?
...();
is a stack-blowing recursive function. Now, that said, you probably don't may not want to do this in general because there are some weird problems with various implementations of Javascript. (note — that's a fairly old comment; some/many/all of the problems described in Kangax's blog post m...
What causes java.lang.IncompatibleClassChangeError?
... s when I try to invoke methods from it. These errors seem to appear at random. What kinds of problems could be causing this error?
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C# if/then directives for debug vs release
...ine("Mode=Debug");
#else
Console.WriteLine("Mode=Release");
#endif
Don't check for RELEASE.
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