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What is the recommended way to delete a large number of items from DynamoDB?
...rned items and either facilitate DeleteItem as usual
Update: Most likely BatchWriteItem is more appropriate for a use case like this (see below for details).
Update
As highlighted by ivant, the BatchWriteItem operation enables you to put or delete several items across multiple tables in a si...
How do I query if a database schema exists
...EATE SCHEMA jim')
END
Note that the CREATE SCHEMA must be run in its own batch (per the answer below)
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Checking if a folder exists using a .bat file [closed]
...der (FolderA) exists and if so, for a message to be displayed and then the batch file to be exited.
2 Answers
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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
... it just complains that Access denied for user
– user3338098
Nov 4 '15 at 17:34
5
and after this ...
In Windows cmd, how do I prompt for user input and use the result in another command?
...f
set /p id="Enter ID: "
You can then use %id% as a parameter to another batch file like jstack %id%.
For example:
set /P id=Enter id:
jstack %id% > jstack.txt
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How do I get the application exit code from a Windows command line?
...the following:
There is a key difference between the way .CMD and .BAT batch files set errorlevels:
An old .BAT batch script running the 'new' internal commands: APPEND, ASSOC, PATH, PROMPT, FTYPE and SET will only set ERRORLEVEL if an error occurs. So if you have two commands in the batch ...
Javascript equivalent of Python's zip function
...ion(array){return array[i]})
});
}
// > zip([1,2],[11,22],[111,222,333])
// [[1,11,111],[2,22,222]]]
// > zip()
// []
This will mimic Python's itertools.zip_longest behavior, inserting undefined where arrays are not defined:
function zip() {
var args = [].slice.call(arguments);
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Logical operators (“and”, “or”) in DOS batch
How would you implement logical operators in DOS Batch files?
12 Answers
12
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How to open an elevated cmd using command line for Windows?
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I created a batch file with this and saved it as admincmd.bat in my windows folder so all I have to do is type "admincmd" hit enter and it opens an admin cmd.(I also added another line to the batch file with "exit" so it closes the non a...
Is there a way to create xxhdpi, xhdpi, hdpi, mdpi and ldpi drawables from a large scale image?
... after installed, right click your res/drawable folder and select New > Batch Drawable Import:
Then select your image via the + button and set the Resolution to be xxhdpi (or whatever the resolution of your source image is).
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