大约有 40,700 项符合查询结果（耗时：0.0546秒） [XML]
Random number generation in C++11: how to generate, how does it work? [closed]
...bers in C++11, but couldn't digest the papers that I read about it (what is that engine , maths term like distribution , "where all integers produced are equally likely ").
...
How do you set, clear, and toggle a single bit?
...
Setting a bit
Use the bitwise OR operator (|) to set a bit.
number |= 1UL << n;
That will set the nth bit of number. n should be zero, if you want to set the 1st bit and so on upto n-1, if you want to set the nth bit.
Use 1ULL if number is wide...
Landscape printing from HTML
...o be printed landscape because of the many columns. It there a way to do this, without the user having to change the document settings?
...
Processing $http response in service
I recently posted a detailed description of the issue I am facing here at SO. As I couldn't send an actual $http request, I used timeout to simulate asynchronous behavior. Data binding from my model to view is working correct, with the help of @Gloopy
...
Padding between ActionBar's home icon and title
...ed the logo-drawable in my actionbar style definition, for instance like this in res/style.xml:
<item name="android:actionBarStyle">@style/MyActionBar</item>
<style name="MyActionBar" parent="@android:style/Widget.Holo.Light.ActionBar">
<item name="android:background"&...
A non-blocking read on a subprocess.PIPE in Python
...). I want to be able to execute non-blocking reads on its standard output. Is there a way to make .readline non-blocking or to check if there is data on the stream before I invoke .readline ? I'd like this to be portable or at least work under Windows and Linux.
...
What's the difference between lapply and do.call?
...ly and do.call . It seems that they're just similar to map function in Lisp. But why are there two functions with such a different name? Why doesn't R just use a function called map ?
...
“ImportError: No module named” when trying to run Python script
...import the same module in the same way through the interpreter, the module is accepted.
18 Answers
...
Is jQuery “each()” function synchronous?
consider this scenario for validating:
9 Answers
9
...
Undo changes in entity framework entities
this might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects?
...