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Remove duplicate rows in MySQL
...uped LIKE your_table;
INSERT your_table_deduped
SELECT *
FROM your_table
GROUP BY index1_id,
index2_id;
RENAME TABLE your_table TO your_table_with_dupes;
RENAME TABLE your_table_deduped TO your_table;
#OPTIONAL
ALTER TABLE `your_table` ADD UNIQUE `unique_index` (`index1_id`, `index2_id...
Interface vs Base class
...imes fanatically) for IoC and TDD aspects. Abstract/Base classes serve to group hierarchically common logic and properties. It reduces duplicated code which in turn increases a solutions maintainability and makes it less prone to error.
– ComeIn
Aug 9 '18 at 1...
How to get file creation & modification date/times in Python?
...vice), st_nlink (number of hard links), st_uid
(user ID of owner), st_gid (group ID of owner), st_size (size of file, in bytes),
st_atime (time of most recent access), st_mtime (time of most recent content
modification), st_ctime (platform dependent; time of most recent metadata change on Unix, or t...
Golang tests in sub-directory
...
I normally don't do test, but you can group your file into directories and use import like
import "./models" if is one level out
import "../models if is one level out and one level in
For example, for:
./models/todo.go
./test/todo_test.go
to test todo.go from...
What to do about a 11000 lines C++ source file?
...ral idea is to split it in logical parts. Such logical parts could contain groups of functions from your "main class" or you could split it in several auxiliary classes.
– Kirill V. Lyadvinsky
Sep 1 '10 at 8:45
...
Maven: add a dependency to a jar by relative path
...yPath parameter:
mvn install:install-file -Dfile=<path-to-file> -DgroupId=<myGroup> \
-DartifactId=<myArtifactId> -Dversion=<myVersion> \
-Dpackaging=<myPackaging> -DlocalRepositoryPath=<path>
Update: It ap...
Suppress command line output
... good tool to explore the kernel namespace is WinObj from the SysInternals group at Microsoft.
For a complete description of the rules surrounding legal names of files (and devices) in Windows, this page at MSDN will be both informative and daunting. The rules are a lot more complicated than they o...
Create Django model or update if exists
...
In my case, in place of identifier, i have group of fields which forms unique_together. How is the usage for this case?
– Rakmo
Mar 14 '18 at 11:59
...
CSS Progress Circle [closed]
.... To fix just add outline: 1px solid transparent; to .mask, .fill, .shadow group.
– luopio
Jul 9 '15 at 10:49
5
...
Google maps API V3 - multiple markers on exact same spot
... WebMW: After you extract the markers from XML, you must first group them into lists so that each list contains markers pointing to exactly the same location. Then, on each list that contains more than one element, run correctLocList(). Only after you do that, create google.maps.Marker o...