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C++: How to round a double to an int? [duplicate]
...xact: It has plenty of digits to store some fractional part you add to it. And it's especially true of 0.5, which is a power of two.
– Ruslan
Jul 15 '16 at 12:03
3
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jQuery hide element while preserving its space in page layout
...style to none, which completely removes the element from the document flow and causes it to not take up space.
visibility:hidden keeps the space as it is.
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What is causing this ActiveRecord::ReadOnlyRecord error?
...
Rails 2.3.3 and lower
From the ActiveRecord CHANGELOG(v1.12.0, October 16th, 2005):
Introduce read-only records. If you call object.readonly! then it will
mark the object as read-only and raise
ReadOnlyRecord if you call
obje...
List all the modules that are part of a python package?
...importer like this: m = importer.find_module(modname).load_module(modname) and then m is the module, so for example: m.myfunc()
– chrisleague
Jun 7 '14 at 0:55
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display:inline vs display:block [duplicate]
...splay: block means that the element is displayed as a block, as paragraphs and headers have always been. A block has some whitespace above and below it and tolerates no HTML elements next to it, except when ordered otherwise (by adding a float declaration to another element, for instance).
display:...
How to change the docker image installation directory?
...ker/daemon.json
(according to https://docs.docker.com/engine/reference/commandline/dockerd/#daemon-configuration-file).
With older versions, you can change Docker's storage base directory (where container and images go) using the -goption when starting the Docker daemon. (check docker --help).
You ...
Java Embedded Databases Comparison [closed]
...'t decide which one would be more suitable for me. H2 , HSQLDB , Derby and Berkeley DB seem to be good candidates, but I still don't see how they compare to each other. I appreciate your help comparing them and helping me decide which one to use.
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Javascript “this” pointer within nested function
...r example, consider the following funciton,
function someFunction() {
}
and the following object,
var obj = { someFunction: someFunction };
If you call the function using method syntax such as,
obj.someFunciton();
then this is bound to obj.
If you call someFunction() directly, such as,
so...
Check if two unordered lists are equal [duplicate]
I'm looking for an easy (and quick) way to determine if two unordered lists contain the same elements:
8 Answers
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Serializing an object to JSON
...tps://github.com/douglascrockford/JSON-js/blob/master/json2.js, include it and do
var json_data = JSON.stringify(obj);
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