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What's the best way to iterate over two or more containers simultaneously
C++11 provides multiple ways to iterate over containers. For example:
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How to make good reproducible pandas examples
Having spent a decent amount of time watching both the r and pandas tags on SO, the impression that I get is that pandas questions are less likely to contain reproducible data. This is something that the R community has been pretty good about encouraging, and thanks to guides like this , newc...
Convert column classes in data.table
I have a problem using data.table: How do I convert column classes? Here is a simple example: With data.frame I don't have a problem converting it, with data.table I just don't know how:
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Select columns from result set of stored procedure
...d 300 rows. I want to write a select that gets 2 of those columns. Something like
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The request was aborted: Could not create SSL/TLS secure channel
We are unable to connect to an HTTPS server using WebRequest because of this error message:
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iPhone: Detecting user inactivity/idle time since last screen touch
...lemented a feature where if the user has not touched the screen for a certain time period, you take a certain action? I'm trying to figure out the best way to do that.
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show all tags in git log
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Note about tag of tag (tagging a tag), which is at the origin of your issue, as Charles Bailey correctly pointed out in the comment:
Make sure you study this thread, as overriding a signed tag is not as easy:
if you already pushed a tag, the git tag...
Restoring MySQL database from physical files
...se from the physical database files. I have a directory that has the following file types:
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How to convert a dictionary to query string in Python?
After using cgi.parse_qs() , how to convert the result (dictionary) back to query string? Looking for something similar to urllib.urlencode() .
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Why doesn't Dijkstra's algorithm work for negative weight edges?
Can somebody tell me why Dijkstra's algorithm for single source shortest path assumes that the edges must be non-negative.
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