大约有 46,000 项符合查询结果（耗时：0.0571秒） [XML]
What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
...ekyll and Vagrant on my mac. I found that Jekyll server will bind to 0.0.0.0:4000 instead of 127.0.0.1:4000 . Also gem server will bind to this address by default. I can still visit it via http://localhost:port . But for Jekyll , it seems that the default setting (e.g. 0.0.0.0:4000) req...
How to change the output color of echo in Linux
...
30 Answers
30
Active
...
From inside of a Docker container, how do I connect to the localhost of the machine?
...
30 Answers
30
Active
...
Simplest way to profile a PHP script
...
104
The PECL APD extension is used as follows:
<?php
apd_set_pprof_trace();
//rest of the scri...
Why is it slower to iterate over a small string than a small list?
...
TL;DR
The actual speed difference is closer to 70% (or more) once a lot of the overhead is removed, for Python 2.
Object creation is not at fault. Neither method creates a new object, as one-character strings are cached.
The difference is unobvious, but is likely created f...
Custom numeric format string to always display the sign
...
301
Yes, you can.
There is conditional formatting. See Conditional formatting in MSDN
eg:
strin...
Pandas index column title or name
...
In [8]: df.index.name = 'foo'
In [9]: df.index.name
Out[9]: 'foo'
In [10]: df
Out[10]:
Column 1
foo
Apples 1
Oranges 2
Puppies 3
Ducks 4
share
|
...
Fastest hash for non-cryptographic uses?
...because of the reduced length (32 bits compared to 128 bits respectively 160 bits). But if you just want to check whether a stored string is corrupted, you'll be fine with CRC32.
share
|
improve thi...
Should I return EXIT_SUCCESS or 0 from main()?
...eing conflicting answers: should the main routine of a C++ program return 0 or EXIT_SUCCESS ?
8 Answers
...
Mapping two integers to one, in a unique and deterministic way
...sy to define a bijection f : Z -> N, like so:
f(n) = n * 2 if n >= 0
f(n) = -n * 2 - 1 if n < 0
share
|
improve this answer
|
follow
|
...