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ReactJS: Modeling Bi-Directional Infinite Scrolling
...ty div at the beginning to fake the previous items that are not rendered.
Now, the interesting part is that once an Element component is rendered, you measure its height and store it in your List. This lets you compute the height of the spacer and know how many elements should be displayed in view....
Default constructor vs. inline field initialization
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}
}
Study case 2
We will modify the original Car class.
Now,Car declare 5 fields and 3 constructors that have no relation between them.
1.Using constructor to value fields with default values is undesirable
public class Car {
private String name;
private String origin; ...
What is the Haskell response to Node.js?
... presentation layer and your backend? Do we really aim having programmers knowing just one language?
– gawi
Jun 22 '11 at 16:25
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What is the maximum possible length of a query string?
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And now I have a reason I can tell the backend engineers that we won't accept a list of one hundred 36 character UUIDs in the queryParams of a GET request. Thanks!
– Mordred
Jan 15 at 22:37
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Framework vs. Toolkit vs. Library [duplicate]
...e other hand is a collection of functionality that you can call.
I don't know if the term toolkit is really well defined. Just the word "kit" seems to suggest some kind of modularity, i.e. a set of independent libraries that you can pick and choose from. What, then, makes a toolkit different from j...
In Visual Studio C++, what are the memory allocation representations?
...de is two bytes: 0xCD followed by the desired interrupt number from 0-255. Now although you could issue 0xCD 0x03 for INT 3, Intel decided to add a special version--0xCC with no additional byte--because an opcode must be only one byte in order to function as a reliable 'fill byte' for unused memory....
Difference between abstraction and encapsulation?
...is that it doesn't care about the data it sorts — in fact, it doesn’t know what data it sorts. Rather, its input type is a typeless pointer (void*) which is just C’s way of saying “I don't care about the type of data” (this is also called type erasure). The important point is that the impl...
GridLayout and Row/Column Span Woe
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Starting from API 21, the GridLayout now supports the weight like LinearLayout. For details please see the link below:
https://stackoverflow.com/a/31089200/1296944
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What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
... cookies. I guess I was confused because in all of the docs I was reading, nowhere did it say explicitly that the Origin header couldn't be overridden. Thanks!
– Jay Lamont
Jan 12 '14 at 0:39
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Execution of Python code with -m option or not
..._ is set to None.
But run a package or module inside a package with -m and now there is at least the possibility of a package, so the __package__ variable is set to a string value; in the above demonstration it is set to 'foo.bar', for plain modules not inside a package it is set to an empty string....