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Where can I get a “useful” C++ binary search algorithm?
...arch algorithm that is compatible with the C++ STL containers, something like std::binary_search in the standard library's <algorithm> header, but I need it to return the iterator that points at the result, not a simple boolean telling me if the element exists.
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Choosing the default value of an Enum type without having to change values
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Yair Nevet
11.9k1212 gold badges6060 silver badges9999 bronze badges
answered Feb 9 '09 at 21:01
James CurranJames C...
what is the best way to convert a json formatted key value pair to ruby hash with symbol as key?
I am wondering what is the best way to convert a json formatted key value pair to ruby hash with symbol as key:
example:
7...
Why do I need to do `--set-upstream` all the time?
...igin in the same way as git branch --set-upstream does.
Personally, I think it's a good thing to have to set up that association between your branch and one on the remote explicitly. It's just a shame that the rules are different for git push and git pull.
1 It may sound silly, but I very frequ...
Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...ith choosing the type. By default, navigation properties in Entity Framework come with change tracking and are proxies. In order for the dynamic proxy to be created as a navigation property, the virtual type must implement ICollection.
A navigation property that represents the "many" end of a re...
BLE（二）信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区，...
...全初探
0x1 信道BLE的物理通道即“频道，分别是‘f=2402+k*2 MHz, k=0, … ,39’，带宽为2MHz”的40个RF Channel。
其中，有3个信道是advertising channel（广播通道），分别是37、38、39，用于发现设备（Scanning devices）、初始化连接（initiating ...
Python function as a function argument?
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Peter Mortensen
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answered Jun 9 '11 at 7:48
Manuel SalvadoresM...
Getting parts of a URL (Regex)
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A single regex to parse and breakup a
full URL including query parameters
and anchors e.g.
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash
^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?...
Razor View Engine : An expression tree may not contain a dynamic operation
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marcindmarcind
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No route matches “/users/sign_out” devise rails 3
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I think the route for signing out is a DELETE method. This means that your sign out link needs to look like this:
<%= link_to "Sign out", destroy_user_session_path, :method => :delete %>
Yours doesn't include the :meth...