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Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
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Please note that BIT is not equivalent to a boolean. If a scalar function returns a bit, you still need to test if it is 0 or 1. For example, dbo.IsReturnsBit(value) = 1
– Darren Griffith
Sep 19 '14 at 20:17
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STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...> size_t count(InIt first, InIt last,const T& val, Dist& n);
count_if
<algorithm>
利用输入的操作符,对标志范围内的元素进行操作,返回结果为true的个数
函数原形
template<class InIt, class Pred, class Dist> size_t count_if(InIt first, InIt last, Pred ...
Are parallel calls to send/recv on the same socket valid?
...s much, as a send completes once its put its data into the socket buffer.
If you're using SOCK_STREAM sockets, trying to do things a parallel is less likely to be useful as send/recv might send or receive only part of a message, which means things could get split up.
Blocking send/recv on SOCK_STR...
How do you create a toggle button?
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The good semantic way would be to use a checkbox, and then style it in different ways if it is checked or not. But there are no good ways do to it. You have to add extra span, extra div, and, for a really nice look, add some javascript.
So the best solution is to use a small jQuery function and ...
How do I get the list of keys in a Dictionary?
...e Key type being a string. var keyList = yourDictionary.Keys.ToList(); Or if you want to go nuts and not use var or Linq: - Type keyType = yourDictionary.GetType().GetGenericArguments()[0]; Type listType = typeof(List<>).MakeGenericType(keyType); IList keyList = (IList)Activator.CreateInsta...
Vim search and replace selected text
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If you omit the c in gc, replace is done at once in the whole buffer. If you made a mistake and want to revert it, just type u in command mode. I like this approach better than confirming each one of the replacements (that ha...
How to terminate a window in tmux?
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Kent's response fully answered your question, however if you are looking to change tmux's configuration to be similar to GNU Screen, here's a tmux.conf that I've used to accomplish this:
# Prefix key
set -g prefix C-a
unbind C-b
bind C-a send-prefix
# Keys
bind k confirm kill-...
No increment operator (++) in Ruby? [duplicate]
... Regarding point #3, since most things are objects, imagine if Ruby allowed you to do this: 1++ 1+2 # Would not be 3!
– Johntron
Feb 5 '13 at 13:46
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Android: open activity without save into the stack
...ddFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); instead. There is no functional difference.
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Difference between Big-O and Little-O Notation
What is the difference between Big-O notation O(n) and Little-O notation o(n) ?
4 Answers
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