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In MySQL what does “Overhead” mean, what is bad about it, and how to fix it?
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@Jasper Are the tables fully locked (can't read/write) during the duration of the optimization?
– Pacerier
Jul 6 '12 at 0:54
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Substitute multiple whitespace with single whitespace in Python [duplicate]
... of course might differ from the very explicit expression of it, but, mind-reading is not a very widespread skill:-).
– Alex Martelli
Aug 28 '15 at 21:45
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How can I see the assembly code for a C++ program?
...dit: If you want the output to be in Intel syntax (which is IMO, much more readable, and most assembly tutorials use it), compile with -masm=intel.
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NULL vs nullptr (Why was it replaced?) [duplicate]
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You can find a good explanation of why it was replaced by reading A name for the null pointer: nullptr, to quote the paper:
This problem falls into the following categories:
Improve support for library building, by providing a way for users to write less ambiguous code, so that ov...
How to see full query from SHOW PROCESSLIST
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I just read in the MySQL documentation that SHOW FULL PROCESSLIST by default only lists the threads from your current user connection.
Quote from the MySQL SHOW FULL PROCESSLIST documentation:
If you have the PROCESS privilege,...
Jaxb, Class has two properties of the same name
with jaxb, i try to read an xml file
only a few element in xml file are interesting, so i would like to skip many element
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
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@pelotom: You may want to read a bit about other kinds of logic. Plain classical logic often isn't useful in this context--I mentioned intuitionistic logic in my answer, but modal and linear logic are even "weirder", but also really awesome.
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What tools to automatically inline CSS style to create email HTML code? [closed]
...ou need to embed inline styles in your HTML, in order for your email to be read in any mail client.
12 Answers
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Change the name of a key in dictionary
...u can use dictionary comprehension:
This is an example I encountered while reading a CSV using a DictReader. The user had suffixed all the column names with ':'
ori_dict = {'key1:' : 1, 'key2:' : 2, 'key3:' : 3}
to get rid of the trailing ':' in the keys:
corrected_dict = { k.replace(':', ''): v ...
Sorting rows in a data table
... Great minds think alike. I was about to post the same solution after reading @JayR's.
– Drew Chapin
Jun 14 '17 at 21:59
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