boundary | 易学教程

Trouble Sending Multipart File with Boundary via Volley

阅读更多关于 Trouble Sending Multipart File with Boundary via Volley

问题 I have a customers HTTP call working using the standard apache classes but I am trying to create a custom Volley class to handle this. Here is the code for standard call: HttpURLConnection conn = (HttpURLConnection) new URL(strUrl).openConnection(); conn.setDoOutput(true); conn.setDoInput(true); conn.setConnectTimeout(30000); conn.setUseCaches(true); conn.setRequestMethod("POST"); conn.setRequestProperty("Authorization", "Token " + m_apiKey); conn.setRequestProperty("Accept", "text/plain ,

How to check if an element is overlapping other elements? [duplicate]

阅读更多关于 How to check if an element is overlapping other elements? [duplicate]

This question already has an answer here: jQuery/JavaScript collision detection 6 answers I have two div elements. Each of them have 450px width and height. How do I check if the first div is overlapping the second div? I've tried to use javascript hittest, but it's a little bit complicated. Since I'm trying to find out how it actually work, I would like to get started with a simpler code. I found out that I can use .getClientRects to get the boundary of an element, but I'm not exactly sure how to compare boundaries. Please advise me! Something like this for rect1 and rect2 retrieved via

What are non-word boundary in regex (\B), compared to word-boundary?

阅读更多关于 What are non-word boundary in regex (\B), compared to word-boundary?

问题 What are non-word boundary in regex (\\B), compared to word-boundary? 回答1: A word boundary ( \b ) is a zero width match that can match: Between a word character ( \w ) and a non-word character ( \W ) or Between a word character and the start or end of the string. In Javascript the definition of \w is [A-Za-z0-9_] and \W is anything else. The negated version of \b , written \B , is a zero width match where the above does not hold. Therefore it can match: Between two word characters. Between