大约有 8,300 项符合查询结果（耗时：0.0200秒） [XML]
Hash function that produces short hashes?
Is there a way of encryption that can take a string of any length and produce a sub-10-character hash? I want to produce reasonably unique ID's but based on message contents, rather than randomly.
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How to convert list of tuples to multiple lists?
Suppose I have a list of tuples and I want to convert to multiple lists.
7 Answers
7
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How to detect modifier key states in WPF?
...onstructs that I can use whenever I need to access whether the Control, Shift, Alt buttons are down? For instance inside MouseDown event of a TreeView .
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How to export data as CSV format from SQL Server using sqlcmd?
I can quite easily dump data into a text file such as:
11 Answers
11
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Really Cheap Command-Line Option Parsing in Ruby
...Please, please , please read the two requirements listed at the bottom of this post before replying. People keep posting their new gems and libraries and whatnot, which clearly don't meet the requirements.
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Exclude a sub-directory using find
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This works:
find /home/feeds/data -type f -not -path "*def/incoming*" -not -path "*456/incoming*"
Explanation:
find /home/feeds/data: start finding recursively from specified path
-type f: find files only
-not -path "*def/incoming*":...
How are cookies passed in the HTTP protocol?
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The server sends the following in its response header to set a cookie field.
Set-Cookie:name=value
If there is a cookie set, then the browser sends the following in its request header.
Cookie:name=value
See the HTTP Cookie article at Wikipedi...
Call by name vs call by value in Scala, clarification needed
As I understand it, in Scala, a function may be called either
16 Answers
16
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C# Pass Lambda Expression as Method Parameter
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Use a Func<T1, T2, TResult> delegate as the parameter type and pass it in to your Query:
public List<IJob> getJobs(Func<FullTimeJob, Student, FullTimeJob> lambda)
{
using (SqlConnection connection = new SqlConn...
How do I draw a grid onto a plot in Python?
I just finished writing code to make a plot using pylab in Python and now I would like to superimpose a grid of 10x10 onto the scatter plot. How do I do that?
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