大约有 13,251 项符合查询结果（耗时：0.0240秒） [XML]
How can I launch Safari from an iPhone app?
...IApplication sharedApplication] openURL:[NSURL URLWithString:@"https://www.google.com"]];
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How does the MapReduce sort algorithm work?
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Google Reference: MapReduce: Simplified Data Processing on Large Clusters
Appeared in:
OSDI'04: Sixth Symposium on Operating System Design and Implementation,
San Francisco, CA, December, 2004.
That link has a PDF ...
Make browser window blink in task Bar
...e sure you want to do it this way, use a javascript alert box. That's what Google Calendar does for event reminders, and they probably put some thought into it.
A web page really isn't the best medium for need-to-know alerts. If you're designing something along the lines of "ZOMG, the servers are d...
user authentication libraries for node.js?
...nect-flash when it could simply use req.session.messages, and the passport-google advertised on the website is outdated since it uses Google OpenId that is deprecated, and there is no link to passport-google-oauth that should replace it. Also this is the signature of a callback after authentificatio...
Getting the IP address of the current machine using Java
...this:
Socket socket = new Socket();
socket.connect(new InetSocketAddress("google.com", 80));
System.out.println(socket.getLocalAddress());
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Difference between SRC and HREF
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So why does google PageSpeed talk about blocking external CSS references? developers.google.com/speed/docs/insights/OptimizeCSSDelivery
– Freek
May 7 '14 at 13:46
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Statistics: combinations in Python
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A quick search on google code gives (it uses formula from @Mark Byers's answer):
def choose(n, k):
"""
A fast way to calculate binomial coefficients by Andrew Dalke (contrib).
"""
if 0 <= k <= n:
ntok = 1
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How to use NSJSONSerialization
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Top hit in Google: NSJSONReadingMutableLeaves: "Specifies that leaf strings in the JSON object graph are created as instances of NSMutableString."
– zaph
Nov 11 '14 at 11:10
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Can Go compiler be installed on Windows?
...one know if Go programming can be done on Windows, or is it something that Google hasn't implemented yet?
9 Answers
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What's the best way of scraping data from a website? [closed]
...cceptable rate varies depending on who you ask, 1req/s is the max that the Google crawler runs at but you are not Google and you probably aren't as welcome as Google. Keep it as slow as reasonable. I would suggest 2-5 seconds between each page request.
Identify your requests with a user agent strin...