大约有 34,900 项符合查询结果（耗时：0.0654秒） [XML]
Escaping quotes and double quotes
...
Escaping parameters like that is usually source of frustration and feels a lot like a time wasted. I see you're on v2 so I would suggest using a technique that Joel "Jaykul" Bennet blogged about a while ago.
Long story short: you just wrap your s...
how do i remove a comma off the end of a string?
...
Manse
36.1k88 gold badges7373 silver badges103103 bronze badges
answered Oct 29 '09 at 10:18
SigurdSigurd
...
Why does Java have transient fields?
...
The transient keyword in Java is used to indicate that a field should not be part of the serialization (which means saved, like to a file) process.
From the Java Language Specification, Java SE 7 Edition, Section 8.3.1.3. transient Field...
Benefit of using Parcelable instead of serializing object
... edited Apr 8 '11 at 14:48
rocky3000
1,12488 silver badges99 bronze badges
answered Apr 5 '11 at 11:35
rajat...
What's the difference between the build and create methods in FactoryGirl?
...reate() method persists the instance of the model while the build() method keeps it only on memory.
Personally, I use the create() method only when persistence is really necessary since writing to DB makes testing time consuming.
e.g.
I create users to authentication with create() because my aut...
Is there a MySQL command to convert a string to lowercase?
I have a MySQL database of keywords that are presently mixed-case. However, I want to convert them all to lowercase. Is there an easy command to do this, either using MySQL or MySQL and PHP?
...
A simple example for someone who wants to understand Dynamic Programming [closed]
I am looking for a manageably understandable example for someone who wants to learn Dynamic Programming. There are nice answers here about what is dynamic programming . The fibonacci sequence is a great example, but it is too small to scratch the surface. It looks a great subject to learn about alt...
How to set host_key_checking=false in ansible inventory file?
I would like to use ansible-playbook command instead of ' vagrant provision '. However setting host_key_checking=false in the hosts file does not seem to work.
...
What's the difference between emulation and simulation? [duplicate]
...
(Using as an example your first link)
You want to duplicate the behavior of an old HP calculator, there are two options:
You write new program that draws the calculator's display and keys, and when the user clicks on the keys, your programs does what the ol...
How to round the minute of a datetime object
... the 'floor' of a datetime object stored in tm rounded to the 10 minute mark before tm.
tm = tm - datetime.timedelta(minutes=tm.minute % 10,
seconds=tm.second,
microseconds=tm.microsecond)
If you want classic rounding to the nearest 10 min...