大约有 44,800 项符合查询结果（耗时：0.0545秒） [XML]
How do you find the sum of all the numbers in an array in Java?
...
26 Answers
26
Active
...
What's the (hidden) cost of Scala's lazy val?
...
|
edited Feb 20 '14 at 20:33
vergenzt
7,38333 gold badges2424 silver badges4141 bronze badges
...
How to send an email with Gmail as provider using Python?
...
212
You need to say EHLO before just running straight into STARTTLS:
server = smtplib.SMTP('smtp....
How would you count occurrences of a string (actually a char) within a string?
... "/once/upon/a/time/" and the results are as follows:
Your original = 12s
source.Count = 19s
source.Split = 17s
foreach (from bobwienholt's answer) = 10s
(The times are for 50,000,000 iterations so you're unlikely to notice much difference in the real world.)
...
How can I sanitize user input with PHP?
... |
edited Jul 15 '19 at 22:58
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
...
Java Naming Convention with Acronyms [closed]
...
241
Since it looks like the answer is that there is no single standard for this in Java, I'd like ...
Heroku push rejected, no Cedar-supported app detected
... |
edited Sep 3 '15 at 12:37
answered Nov 18 '12 at 2:34
...
Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent
...
23 Answers
23
Active
...
Python AttributeError: 'module' object has no attribute 'Serial' [duplicate]
I'm trying to access a serial port with Python 2.6 on my Raspberry Pi running Debian.
My script named serial.py tries to import pySerial:
...
How do I format a string using a dictionary in python-3.x?
...
23
Since the question is specific to Python 3, here's using the new f-string syntax, available sin...