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In what cases could `git pull` be harmful?
...ory Modifications
There's no way to predict what the working directory or index will look like until git pull is done. There might be merge conflicts that you have to resolve before you can do anything else, it might introduce a 50GiB log file in your working directory because someone accidentally...
MySQL SELECT WHERE datetime matches day (and not necessarily time)
...ws, including those, that don't match
it will make it impossible to use an index for the query
It is much faster to use
SELECT * FROM tablename
WHERE columname BETWEEN '2012-12-25 00:00:00' AND '2012-12-25 23:59:59'
as this will allow index use without calculation.
EDIT
As pointed out by Use...
Capturing Groups From a Grep RegEx
...ved to an array called $BASH_REMATCH. The first capture group is stored in index 1, the second (if any) in index 2, etc. Index zero is the full match.
You should be aware that without anchors, this regex (and the one using grep) will match any of the following examples and more, which may not be wh...
Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
... StockCode{get;set;}
//该次请求的股票名称
public string Index { get; set; }
//该次请求Excel分配的TopicID
public int TopicId { get; set; }
//该次请求的返回值
public object Value{get;set;}
}
3.2 创建RTD
如何创建RTD函数是本文的重点...
What is the meaning of the 'g' flag in regular expressions?
...n:
> 'aaa'.match(/a/g)
[ 'a', 'a', 'a' ]
> 'aaa'.match(/a/)
[ 'a', index: 0, input: 'aaa' ]
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How can I access my localhost from my Android device?
...rst find out your router external IP address (https://www.google.de/search?q=myip)
then, on the router, forward some port to <your desktop IP>:<server port number>
finally use the external IP address and forwarded port
Otherwise use something like xip.io or ngrok.
NOTE: The ifconfig c...
Error: Can't set headers after they are sent to the client
...used the response to become Finished. Then your code threw an error (res.req is null). and since the error happened within your actual function(req, res, next) (not within a callback), Connect was able to catch it and then tried to send a 500 error page. But since the headers were already sent, Node...
Filtering a list based on a list of booleans
...ic way to iterate over multiple sequences in parallel, without needing any indexing. This assumes both sequences have the same length (zip stops after the shortest runs out). Using itertools for such a simple case is a bit overkill ...
One thing you do in your example you should really stop doing i...
How to remove text from a string?
... string.
You can make the following function to remove characters at start index to the end of string, just like the c# method first overload String.Remove(int startIndex):
function Remove(str, startIndex) {
return str.substr(0, startIndex);
}
and/or you also can make the following function t...
iOS app error - Can't add self as subview
... @Kadle Can you help me to implement this? Look stackoverflow.com/q/23247713/1323014 THX
– Marckaraujo
Apr 23 '14 at 15:27
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