大约有 18,000 项符合查询结果（耗时：0.0434秒） [XML]
Difference between two lists
I Have two generic list filled with CustomsObjects.
12 Answers
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Meaning of $? (dollar question mark) in shell scripts
What does
8 Answers
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NuGet Package Restore Not Working
I checked in a project on one computer, checked out on another, and find that the binaries installed by NuGet are missing. I could check them in to source control as well, but it looks like there's a better solution:
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Calculate size of Object in Java [duplicate]
I want to record how much memory (in bytes, hopefully) an object takes up for a project (I'm comparing sizes of data structures) and it seems like there is no method to do this in Java. Supposedly, C/C++ has sizeOf() method, but this is nonexistant in Java. I tried recording the free memory in the...
Connection pooling options with JDBC: DBCP vs C3P0
What is the best connection pooling library available for Java/JDBC?
16 Answers
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Nginx 403 forbidden for all files
I have nginx installed with PHP-FPM on a CentOS 5 box, but am struggling to get it to serve any of my files - whether PHP or not.
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How does Apple know you are using private API?
I submitted a binary file to Apple without any source code.
10 Answers
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Is it possible to Pivot data using LINQ?
I am wondering if it is possible to use LINQ to pivot data from the following layout:
6 Answers
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Replace a string in a file with nodejs
I use the md5 grunt task to generate MD5 filenames. Now I want to rename the sources in the HTML file with the new filename in the callback of the task. I wonder what's the easiest way to do this.
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Dynamically select data frame columns using $ and a character value
I have a vector of different column names and I want to be able to loop over each of them to extract that column from a data.frame. For example, consider the data set mtcars and some variable names stored in a character vector cols . When I try to select a variable from mtcars using a dynamic s...