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HTML Input=“file” Accept Attribute File Type (CSV)
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Can an Android NFC phone act as an NFC tag?
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I've not verified that myself but it looks like people managed to include the hidden code into Android again.
They seem to be able to emulate a Mifare Classic card (iso-14443).
I'll soon test this myself, it looks very interesting.
If you want to do it for a commercial/free app you'll have...
Why would I ever use push_back instead of emplace_back?
...ementations of emplace_back do not behave as specified in the C++ standard including the version that ship with Visual Studio 2012, 2013 and 2015.
In order to accommodate known compiler bugs, prefer usingstd::vector::push_back() if the parameters reference iterators or other objects which will be i...
How can I quickly delete a line in VIM starting at the cursor position?
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(Edited to include commenter's good additions:)
D or its equivalent d$ will delete the rest of the line and leave you in command mode. C or c$ will delete the rest of the line and put you in insert mode, and new text will be appended t...
Get all unique values in a JavaScript array (remove duplicates)
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For a much more detailed answer, including many possibilities - such as sorting first, and dealing with varying data types - see stackoverflow.com/a/9229821/368896
– Dan Nissenbaum
Jan 22 '17 at 21:08
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How to fix “no valid 'aps-environment' entitlement string found for application” in Xcode 4.3?
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Implement touch using Python?
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futimens = CFUNCTYPE(c_int, c_char_p, POINTER(c_utimbuf))
# from /usr/include/i386-linux-gnu/bits/stat.h
UTIME_NOW = ((1l << 30) - 1l)
UTIME_OMIT = ((1l << 30) - 2l)
now = c_timespec(0,UTIME_NOW)
omit = c_timespec(0,UTIME_OMIT)
# wrappers
def update_atime(fileno):
assert(...
What is the difference between a WCF Service Application and a WCF Service Library?
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A service application includes a website host already setup for you. A service library is a library of services that a host can reference and startup.
If you start with a service library (recommended) you can then choose any host you wish (a win...
How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
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Beware: you won't get all the SQL if you have an includes in your relation
– Barry Kelly
Jan 23 '15 at 18:25
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ASP.NET: Session.SessionID changes between requests
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In my case I figured out that the session cookie had a domain that included www. prefix, while I was requesting page with no www..
Adding www. to the URL immediately fixed the problem. Later I changed cookie's domain to be set to .mysite.com instead of www.mysite.com.
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