大约有 43,000 项符合查询结果（耗时：0.0748秒） [XML]
How to convert NSDate into unix timestamp iphone sdk?
... answered Jun 8 '10 at 12:06
BAndonovskiBAndonovski
3,11711 gold badge1313 silver badges1717 bronze badges
...
Android Studio - Ambiguous method call getClass()
I'm using Android Studio for my Android application.
My code works and compiles.
Recently, the IDE showes me error (red lines) on getClass of the following code:
...
How do I base64 encode (decode) in C?
...
You can skip the libm and math.h "dependency" as well the need for floating point operations (which are slow on some hardware), by using *output_length = ((input_length - 1) / 3) * 4 + 4; in the beginning of base64_encode.
...
Convert ArrayList to String[] array [duplicate]
I'm working in the android environment and have tried the following code, but it doesn't seem to be working.
6 Answers
...
Python coding standards/best practices [closed]
... you generally use PEP 8 -- Style Guide for Python Code as your coding standards/guidelines? Are there any other formalized standards that you prefer?
...
How to get complete month name from DateTime
...stead of DateTime.Now is a further simplification. No useless time portion and a bit faster.
– OrizG
Dec 12 '17 at 21:58
6
...
ActiveRecord, has_many :through, and Polymorphic Associations
...owever, is there any way to accomplish this these days without source_type and two separate associations?
– Emeka
Feb 27 '16 at 15:27
...
How can I check if string contains characters & whitespace, not just whitespace?
... of non whitespace:
if (/\S/.test(myString)) {
// string is not empty and not just whitespace
}
share
|
improve this answer
|
follow
|
...
How to have jQuery restrict file types on upload?
...would like to have jQuery limit a file upload field to only jpg/jpeg, png, and gif. I am doing backend checking with PHP already. I am running my submit button through a JavaScript function already so I really just need to know how to check for the file types before submit or alert.
...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
...rence between them other than that the first approach requires more typing and is potentially clearer.
share
|
improve this answer
|
follow
|
...