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ElasticSearch: Unassigned Shards, how to fix?
... and forgot to re-enable it), you can re-enable shard allocation.
# v0.90.x and earlier
curl -XPUT 'localhost:9200/_settings' -d '{
"index.routing.allocation.disable_allocation": false
}'
# v1.0+
curl -XPUT 'localhost:9200/_cluster/settings' -d '{
"transient" : {
"cluster.routing.a...
How do you list the active minor modes in emacs?
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C-h m or M-x describe-mode shows all the active minor modes (and major mode) and a brief description of each.
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What is the difference between IEqualityComparer and IEquatable?
... This interface is not meant to be implemented by T itself, but by other "external" classes. Therefore, when testing two instances of T for equality, because T has no internal understanding of equality, you will have to make an explicit choice of a IEqualityComparer<T> instance which performs ...
Is there a Python function to determine which quarter of the year a date is in?
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Given an instance x of datetime.date, (x.month-1)//3 will give you the quarter (0 for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-).
Originally two answers, multiply upvoted and even originally acc...
How to create CSV Excel file C#? [closed]
I'm looking for a class for creating CSV Excel files.
13 Answers
13
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Copying data from one SQLite database to another
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You'll have to attach Database X with Database Y using the ATTACH command, then run the appropriate Insert Into commands for the tables you want to transfer.
INSERT INTO X.TABLE SELECT * FROM Y.TABLE;
Or, if the columns are not matched up in order:
INS...
pythonw.exe or python.exe?
Long story short: pythonw.exe does nothing, python.exe accepts nothing (which one should I use?)
6 Answers
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How to enable PHP's openssl extension to install Composer?
...set in the PATH environment variable.
If you want to enable the openssl extension to install Composer, first you need to check the location of the PHP installation.
Open a Command Prompt, type: echo %PATH% then check for the location of your PHP installation.
Go to that location and edit the fil...
pandas dataframe columns scaling with sklearn
I have a pandas dataframe with mixed type columns, and I'd like to apply sklearn's min_max_scaler to some of the columns. Ideally, I'd like to do these transformations in place, but haven't figured out a way to do that yet. I've written the following code that works:
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Convert data.frame columns from factors to characters
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Just following on Matt and Dirk. If you want to recreate your existing data frame without changing the global option, you can recreate it with an apply statement:
bob <- data.frame(lapply(bob, as.character), stringsAsFactors=FALSE)
This will convert all variables to class "characte...