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ElasticSearch: Unassigned Shards, how to fix?
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By default, Elasticsearch will re-assign shards to nodes dynamically. However, if you've disabled shard allocation (perhaps you did a rolling restart and forgot to re-enable it), you can re-enable shard allocation.
# v0.90.x and earlier
curl -XPUT 'localhost:9200/_settings' -d '{
"in...
What are all the escape characters?
I know some of the escape characters in Java, e.g.
4 Answers
4
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Regular expression to match numbers with or without commas and decimals in text
I'm trying to locate and replace all numbers in a body of text. I've found a few example regex's, which almost solve the problem, but none are perfect yet. The problem I have is that the numbers in my text may or may not have decimals and commas. For example:
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Internet Explorer 11 disable “display intranet sites in compatibility view” via meta tag not working
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This problem is generally caused by the website/intranet URL being placed in one of:
Compatibility Mode List
Internet Explorer Intranet Zone
(with Display intranet sites in Compatibility View setting enabled)
Enterprise Mode List
On corporate...
How to modify a text file?
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This is an operating system thing, not a Python thing. It is the same in all languages.
What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the f...
Commonly accepted best practices around code organization in JavaScript [closed]
...ferent "namespaces" and sometimes individual classes in separate files. Usually I start with one file and as a class or namespace gets big enough to warrant it, I separate it out into its own file. Using a tool to combine all you files for production is an excellent idea as well.
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Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
...ho "$f" | sed s/IMG/VACATION/)"; done
In this example, I am assuming that all your image files contain the string IMG and you want to replace IMG with VACATION.
The shell automatically evaluates *.jpg to all the matching files.
The second argument of mv (the new name of the file) is the output of t...
What is the naming convention in Python for variable and function names?
... C# background the naming convention for variables and method names are usually either camelCase or PascalCase:
13 Answers
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How can I use a carriage return in a HTML tooltip?
...>link with tip</a>
Firefox won't display multi-line tooltips at all though - it will replace the newlines with nothing.
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How to change a nullable column to not nullable in a Rails migration?
...s:
# Make sure no null value exist
MyModel.where(date_column: nil).update_all(date_column: Time.now)
# Change the column to not allow null
change_column :my_models, :date_column, :datetime, null: false
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