大约有 15,000 项符合查询结果（耗时：0.0346秒） [XML]
Converting from Integer, to BigInteger
I was wondering if there was any way to convert a variable of type Integer, to BigInteger. I tried typecasting the Integer variable, but i get an error that says inconvertible type.
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Can't find the 'libpq-fe.h header when trying to install pg gem
I am using the Ruby on Rails 3.1 pre version. I like to use PostgreSQL, but the problem is installing the pg gem. It gives me the following error:
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Reverse Y-Axis in PyPlot
I have a scatter plot graph with a bunch of random x, y coordinates. Currently the Y-Axis starts at 0 and goes up to the max value. I would like the Y-Axis to start at the max value and go up to 0.
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Convert String array to ArrayList [duplicate]
I want to convert String array to ArrayList . For example String array is like:
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Passing parameters to JavaScript files
...that I want to use which requires certain variables be defined in my web page.
14 Answers
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How do I make a redirect in PHP?
Is it possible to redirect a user to a different page through the use of PHP?
30 Answers
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Specifically, what's dangerous about casting the result of malloc?
Now before people start marking this a dup, I've read all the following, none of which provide the answer I'm looking for:
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Excel “External table is not in the expected format.”
I'm trying to read an Excel (xlsx) file using the code shown below. I get an "External table is not in the expected format." error unless I have the file already open in Excel. In other words, I have to open the file in Excel first before I can read if from my C# program. The xlsx file is on a share...
emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
What does this do?
3 Answers
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Try-catch speeding up my code?
I wrote some code for testing the impact of try-catch, but seeing some surprising results.
5 Answers
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