大约有 48,000 项符合查询结果(耗时:0.1492秒) [XML]

https://stackoverflow.com/ques... 

jquery get all form elements: input, textarea & select

...without listing them all separately) in jquery to select all form elements and only form elements. 12 Answers ...
https://stackoverflow.com/ques... 

Parsing huge logfiles in Node.js - read in line-by-line

...rge files (gbs) line by line using a stream. All the third-party libraries and examples did not suit my needs since they processed the files not line by line (like 1 , 2 , 3 , 4 ..) or read the entire file to memory The following solution can parse very large files, line by line using stream & ...
https://stackoverflow.com/ques... 

Custom li list-style with font-awesome icon

... The CSS Lists and Counters Module Level 3 introduces the ::marker pseudo-element. From what I've understood it would allow such a thing. Unfortunately, no browser seems to support it. What you can do is add some padding to the parent ul a...
https://stackoverflow.com/ques... 

Converting java.util.Properties to HashMap

java.util.Properties is a implementation of java.util.Map , And java.util.HashMap's constructor receives a Map type param. So, why must it be converted explicitly? ...
https://stackoverflow.com/ques... 

Android - Using Custom Font

... On Mobiletuts+ there is very good tutorial on Text formatting for Android. Quick Tip: Customize Android Fonts EDIT: Tested it myself now. Here is the solution. You can use a subfolder called fonts but it must go in the assets folder not the res folder. So assets/fonts Also make sure ...
https://stackoverflow.com/ques... 

Virtual functions and performance - C++

In my class design, I use abstract classes and virtual functions extensively. I had a feeling that virtual functions affects the performance. Is this true? But I think this performance difference is not noticeable and looks like I am doing premature optimization. Right? ...
https://stackoverflow.com/ques... 

How to sort an array in descending order in Ruby

...y require 'benchmark' ary = [] 1000.times { ary << {:bar => rand(1000)} } n = 500 Benchmark.bm(20) do |x| x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] <=> a[:bar] } } } x.report("sort reverse") { n.times { ary.sort{ |a,b| a[:bar] <=> b[:bar...
https://stackoverflow.com/ques... 

Finishing current activity from a fragment

...gment, you should rather callback the Activity though a callback interface and let the Activity decide if it should finish itself. – Ahmed Dec 20 '15 at 11:58 1 ...
https://stackoverflow.com/ques... 

Sending files using POST with HttpURLConnection

Since the Android developers recommend to use the HttpURLConnection class, I was wondering if anyone can provide me with a good example on how to send a bitmap "file" (actually an in-memory stream) via POST to an Apache HTTP server. I'm not interested in cookies or authentication or anything com...
https://stackoverflow.com/ques... 

How do you divide each element in a list by an int?

... = 10 newArray = myArray/myInt If you do such operations with long lists and especially in any sort of scientific computing project, I would really advise using numpy. share | improve this answer ...