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Superiority of unnamed namespace over static?
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You're basically referring to the section §7.3.1.1/2 from the C++03 Standard,
The use of the static keyword is
deprecated when declaring objects in a
namespace scope; the
unnamed-namespace provides a superior
alternative.
Note that this paragraph was already remov...
Random float number generation
...u'll need to employ a more advanced method.
This will generate a number from 0.0 to 1.0, inclusive.
float r = static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
This will generate a number from 0.0 to some arbitrary float, X:
float r2 = static_cast <float> (rand(...
Pretty printing JSON from Jackson 2.2's ObjectMapper
...ring, Object>());. You just have to make sure to use the writer you get from the configured ObjectMapper.
– Martin
Jul 11 '17 at 14:04
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How can I extract the folder path from file path in Python?
I would like to get just the folder path from the full path to a file.
6 Answers
6
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Multiple commands in gdb separated by some sort of delimiter ';'?
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If you are running gdb from command line you can pass multiple commands with the -ex parameter like:
$ gdb ./prog -ex 'b srcfile.c:90' -ex 'b somefunc' -ex 'r -p arg1 -q arg2'
This coupled with display and other commands makes running gdb less c...
Handling JSON Post Request in Go
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I don't think you need to defer req.Body.Close() From the docs: "The Server will close the request body. The ServeHTTP Handler does not need to." Also to answer @thisisnotabus, from the docs: "For server requests the Request Body is always non-nil but will return EOF immedi...
Access key value from Web.config in Razor View-MVC3 ASP.NET
How do I access a key value from web.config in my Razor view.
4 Answers
4
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Prevent scroll-bar from adding-up to the Width of page on Chrome
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Webkit browsers like Safari and Chrome subtract the scroll bar width from the visible page width when calculating width: 100% or 100vw. More at DM Rutherford's Scrolling and Page Width.
Try using overflow-y: overlay instead.
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Getting random numbers in Java [duplicate]
...0 - 49].
int n = rand.nextInt(50);
// Add 1 to the result to get a number from the required range
// (i.e., [1 - 50]).
n += 1;
Another solution is using Math.random():
double random = Math.random() * 49 + 1;
or
int random = (int)(Math.random() * 50 + 1);
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How can I split up a Git commit buried in history?
... @wilhelmtell: I omitted my usual "potentially dangerous; see 'recovering from upstream rebase'" boilerplate because the OP explicitly said he hadn't pushed this history.
– Cascabel
Nov 29 '10 at 21:52
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