大约有 47,000 项符合查询结果（耗时：0.0660秒） [XML]
Store boolean value in SQLite
...rate Boolean storage class. Instead, Boolean values are stored as integers 0 (false) and 1 (true).
share
|
improve this answer
|
follow
|
...
Find the version of an installed npm package
...lt in:
projectName@projectVersion /path/to/project/folder
└── grunt@0.4.1
Alternatively, you can just run npm list without passing a package name as an argument to see the versions of all your packages:
├─┬ cli-color@0.1.6
│ └── es5-ext@0.7.1
├── coffee-script@1.3.3
...
What is the maximum length of latitude and longitude? [closed]
...
If latitude coordinate is reported as -6.3572375290155 or -63.572375290155 in decimal degrees then you could round-off and store up to 6 decimal places for 10 cm (or 0.1 meter) precision.
Overview
The valid range of latitude in degrees is -90 and +90 for the southern and nor...
Why does the order of the loops affect performance when iterating over a 2D array?
...
605
As others have said, the issue is the store to the memory location in the array: x[i][j]. Here'...
MySQL ERROR 1045 (28000): Access denied for user 'bill'@'localhost' (using password: YES)
...
You probably have an anonymous user ''@'localhost' or ''@'127.0.0.1'.
As per the manual:
When multiple matches are possible, the server must determine which of
them to use. It resolves this issue as follows: (...)
When a client attempts to connect, the server looks throug...
What is the >>>= operator in C?
...
The line:
while( a[ 0xFULL?'\0':-1:>>>=a<:!!0X.1P1 ] )
contains the digraphs :> and <:, which translate to ] and [ respectively, so it's equivalent to:
while( a[ 0xFULL?'\0':-1 ] >>= a[ !!0X.1P1 ] )
The literal 0xFUL...
Sort points in clockwise order?
...ook like this:
bool less(point a, point b)
{
if (a.x - center.x >= 0 && b.x - center.x < 0)
return true;
if (a.x - center.x < 0 && b.x - center.x >= 0)
return false;
if (a.x - center.x == 0 && b.x - center.x == 0) {
if (a.y - c...
How to get line count of a large file cheaply in Python?
...
40 Answers
40
Active
...
Index all *except* one item in python
.... For example, to make b a copy of a without the 3rd element:
a = range(10)[::-1] # [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
b = [x for i,x in enumerate(a) if i!=3] # [9, 8, 7, 5, 4, 3, 2, 1, 0]
This is very general, and can be used with all iterables, including numpy arrays. If y...
Why am I getting a “401 Unauthorized” error in Maven?
Why am I getting a "401 Unauthorized" error in Maven?
21 Answers
21
...