大约有 13,071 项符合查询结果（耗时：0.0382秒） [XML]
Mysql - How to quit/exit from stored procedure
I have very simple question but i did't get any simple code to exit from SP using Mysql.
Can anyone share with me how to do that?
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adding noise to a signal in python
I want to add some random noise to some 100 bin signal that I am simulating in Python - to make it more realistic.
7 Answer...
Does PNG contain EXIF data like JPG?
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Edit: Version 1.5.0 (July 2017) of the Extensions to the PNG 1.2 Specification has finally added an EXIF chunk. It remains to be seen if encoders-decoders begin to support it.
Original: PNG does not embed EXIF info. It allows, however, to embed m...
How to pass command line arguments to a rake task
I have a rake task that needs to insert a value into multiple databases.
18 Answers
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Assigning code to a variable
Is it possible to make a variable, and assign a line of code to it, such as:
5 Answers
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How does inline Javascript (in HTML) work?
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You've got it nearly correct, but you haven't accounted for the this value supplied to the inline code.
<a href="#" onclick="alert(this)">Click Me</a>
is actually closer to:
<a href="#" id="click_me">Click...
How to make a variadic macro (variable number of arguments)
I want to write a macro in C that accepts any number of parameters, not a specific number
5 Answers
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Difference between a “coroutine” and a “thread”?
What are the differences between a "coroutine" and a "thread"?
6 Answers
6
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Differences and relationship between glActiveTexture and glBindTexture
From what I gather, glActiveTexture sets the active "texture unit". Each texture unit can have multiple texture targets (usually GL_TEXTURE_1D, 2D, 3D or CUBE_MAP).
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How to check if a user is logged in (how to properly use user.is_authenticated)?
I am looking over this website but just can't seem to figure out how to do this as it's not working. I need to check if the current site user is logged in (authenticated), and am trying:
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