大约有 7,100 项符合查询结果（耗时：0.0214秒） [XML]
Understanding the main method of python [duplicate]
...
Mad Physicist
64.9k1818 gold badges110110 silver badges165165 bronze badges
answered Mar 18 '14 at 23:25
Jim Dennis...
Converting Long to Date in Java returns 1970
...put of seconds, and multiply by a thousand. Note that the result must be a 64-bit long as we would overflow a 32-bit int.
long input = 1_220_227_200L; // Note the "L" appended to long integer literals.
long milliseconds = ( input * 1_000L ); // Use a "long", not the usual "int". Note the appended "...
How do you use vim's quickfix feature?
...
64
The easiest way to navigate the quickfix list (or the location list, for that matter) is the un...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...
Mike BrantMike Brant
64.9k88 gold badges8484 silver badges9494 bronze badges
...
Using regular expressions to parse HTML: why not?
...
Hank GayHank Gay
64.1k2929 gold badges144144 silver badges216216 bronze badges
...
Fast check for NaN in NumPy
...4.45 ms per loop
%timeit np.isnan(array.min()) # 1000 loops, best of 3: 1.64 ms per loop
But in case there is a NaN in the array, especially if it's position is at low indices, then it's much faster:
array = np.random.random(2000000)
array[100] = np.nan
%timeit anynan(array) # 1000000 ...
Where is the itoa function in Linux?
...nguage ("K&R2") contains the following implementation of itoa, on page 64. The book notes several issues with this implementation, including the fact that it does not correctly handle the most negative number
/* itoa: convert n to characters in s */
void itoa(int n, char s[])
{
int i...
How do I convert a float number to a whole number in JavaScript?
...
bradbrad
64.7k2121 gold badges6666 silver badges8484 bronze badges
...
Can I escape a double quote in a verbatim string literal?
...
BrandonBrandon
64.2k2929 gold badges186186 silver badges217217 bronze badges
...
How can I add the new “Floating Action Button” between two widgets/layouts
... from shamanland implementation, use whatever FAB you wish. Assume FAB is 64dp high including shadow:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="ma...