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Why does a function with no parameters (compared to the actual function definition) compile?
... Arrays and
functions are not passed to functions, but are automatically converted
to pointers. If the list is terminated with an ellipsis (,...), then
there is no set number of parameters. Note: the header stdarg.h can be
used to access arguments when using an ellipsis.
And again for the ...
What does the constant 0.0039215689 represent?
...
This multiplication by 0.0039215689f converts an integer valued color intensity in the range 0 to 255 to a real valued color intensity in the range 0 to 1.
As Ilmari Karonen points out, even if this is an optimisation it's a rather badly expressed one. It would...
How can I print a circular structure in a JSON-like format?
I have a big object I want to convert to JSON and send. However it has circular structure. I want to toss whatever circular references exist and send whatever can be stringified. How do I do that?
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What's the difference setting Embed Interop Types true and false in Visual Studio?
... Types off. The difference is mentioned here: “C# 4, and later versions, converts the returned Object to dynamic automatically if the assembly is referenced by the /link compiler option or, equivalently, if the Excel Embed Interop Types property is set to true. True is the default value for this p...
MYSQL Dump only certain rows
... was exactly what I needed. Another person answered right before you and I selected his answer, but I upvoted you for the help.
– Shattuck
May 24 '11 at 16:00
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How would you compare jQuery objects?
...hare identical nodes. Here is a small code snippet. You may even want to convert this into a jquery plugin for your own uses.
jQuery(function($) {
// Two separate jQuery references
var divs = $("div");
var divs2 = $("div");
// They are equal
if (divs.length == divs2.length && d...
How to calculate the angle between a line and the horizontal axis?
...tant to note that Math.sin and Math.cos take radians so you do not need to convert the result into degrees! So ignore the * 180 / PI bit. It took me 4 hours to find that out. :)
– sidonaldson
Oct 8 '13 at 21:26
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Multiline strings in JSON
...working because they're not escaping the backslash, as "\\n", so Python is converting the escape sequence to a newline character rather than leaving it as literally a backslash followed by an en, as JSON requires.
– user359996
Jan 30 '13 at 21:57
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Difference between save and saveAndFlush in Spring data jpa
... flush mode AUTO and you are using your application to first save and then select the data again, you will not see a difference in bahvior between save() and saveAndFlush() because the select triggers a flush first. See the documention.
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How to set breakpoints in inline Javascript in Google Chrome?
...e directory tree underneath it (with the up and down arrow in it), you can select the file you want to debug. You can get out of an error by pressing resume on the right-hand side of the same tab.
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