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How to split csv whose columns may contain ,
...s. This will handle parsing a delimited file, TextReader or Stream where some fields are enclosed in quotes and some are not.
For example:
using Microsoft.VisualBasic.FileIO;
string csv = "2,1016,7/31/2008 14:22,Geoff Dalgas,6/5/2011 22:21,http://stackoverflow.com,\"Corvallis, OR\",7679,351,81,b...
Setting HTTP headers
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Never mind, I figured it out - I used the Set() method on Header() (doh!)
My handler looks like this now:
func saveHandler(w http.ResponseWriter, r *http.Request) {
// allow cross domain AJAX requests
w.Header().Set("Access-Control-Allow-Origin", "*")
}
Maybe t...
Get OS-level system information
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You can get some limited memory information from the Runtime class. It really isn't exactly what you are looking for, but I thought I would provide it for the sake of completeness. Here is a small example. Edit: You can also get disk usage...
How to do case insensitive string comparison?
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Is if(items != null) superfluous before foreach(T item in items)?
I often come across code like the following:
12 Answers
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What's the fastest way to convert String to Number in JavaScript?
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@beatak - Current optimizations seem to favor native methods as opposed to implicit conversion. I'm getting fastest for Number() in Chrome 37.0.2062.124 on Windows Server 2008 R2 / 7 and ParseInt() in Firefox 30.0 with implicit being the slowest for both. Also, you might cons...
Further understanding setRetainInstance(true)
What exactly happens when you call setRetainInstance(true) on a Fragment ? The documentation is virtually non-existent and this seems like a very important function. Specifically I want to know how much of this sequence (that I made up) is true:
...
What is the difference between Server.MapPath and HostingEnvironment.MapPath?
Is there any difference between Server.MapPath() and HostingEnvironment.MapPath() ? Does Server.MapPath() have any advantages over HostingEnvironment.MapPath() ?
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Iterating through a range of dates in Python
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Why are there two nested iterations? For me it produces the same list of data with only one iteration:
for single_date in (start_date + timedelta(n) for n in range(day_count)):
print ...
And no list gets stored, only one generator is iterated over. Also the "if...
retrieve links from web page using python and BeautifulSoup [closed]
...er
http = httplib2.Http()
status, response = http.request('http://www.nytimes.com')
for link in BeautifulSoup(response, parse_only=SoupStrainer('a')):
if link.has_attr('href'):
print(link['href'])
The BeautifulSoup documentation is actually quite good, and covers a number of typical s...