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How to see log files in MySQL?
...r creates a log file where it keeps a record of all activities - like when and what queries execute.
8 Answers
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Finding duplicate values in a SQL table
...T(*) > 1
Simply group on both of the columns.
Note: the older ANSI standard is to have all non-aggregated columns in the GROUP BY but this has changed with the idea of "functional dependency":
In relational database theory, a functional dependency is a constraint between two sets of attrib...
How to extract a git subdirectory and make a submodule out of it?
I started a project some months ago and stored everything within a main directory.
In my main directory "Project" there are several subdirectories containing different things:
Project/paper contains a document written in LaTeX
Project/sourcecode/RailsApp contains my rails app.
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How to list all the available keyspaces in Cassandra?
I am newbie in Cassandra and trying to implement one toy application using Cassandra. I had created one keyspace and few column families in my Cassandra DB but I forgot the name of my cluster.
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Pass mouse events through absolutely-positioned element
...operty that makes events "pass through" the element to which it is applied and makes the event occur on the element "below".
See for details: https://developer.mozilla.org/en/css/pointer-events
It is not supported up to IE 11; all other vendors support it since quite some time (global support was...
What is the most efficient way to loop through dataframes with pandas? [duplicate]
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The newest versions of pandas now include a built-in function for iterating over rows.
for index, row in df.iterrows():
# do some logic here
Or, if you want it faster use itertuples()
But, unutbu's suggestion to use numpy functions to avoi...
How to measure code coverage in Golang?
...e results:
One major new feature of go test is that it can now compute and, with help from a new, separately installed "go tool cover" program, display test coverage results.
The cover tool is part of the go.tools subrepository. It can be installed by running
$ go get golang.org/x/tools/c...
How to find/identify large commits in git history?
...300 MB git repo. The total size of my currently checked-out files is 2 MB, and the total size of the rest of the git repo is 298 MB. This is basically a code-only repo that should not be more than a few MB.
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Should I compile with /MD or /MT?
In Visual Studio, there's the compile flags /MD and /MT which let you choose which kind of C runtime library you want.
7 An...
How to create Java gradle project
How to create Java Gradle project from command line?
7 Answers
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