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ElasticSearch: Unassigned Shards, how to fix?
...
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...
Automating the InvokeRequired code pattern
...ntrol.Invoke(action);
} else {
action();
}
}
And can be called like this
richEditControl1.InvokeIfRequired(() =>
{
// Do anything you want with the control here
richEditControl1.RtfText = value;
RtfHelpers.AddMissingStyles(richEditControl1);
});
There is no need t...
Rspec: “array.should == another_array” but without concern for order
...n acceptable answer, is it? Quote from the docs: Passes if actual contains all of the expected regardless of order..
– Joshua Muheim
Jan 22 '13 at 15:44
16
...
Advantages and disadvantages of GUID / UUID database keys
...here moving entries between databases would have been made a lot easier if all the database keys had been GUID / UUID values. I've considered going down this path a few times, but there's always a bit of uncertainty, especially around performance and un-read-out-over-the-phone-able URLs.
...
Does reading an entire file leave the file handle open?
...hat on the particular Python implementation.
To understand what this is all about, pay particular attention to the actual file object. In your code, that object is mentioned only once, in an expression, and becomes inaccessible immediately after the read() call returns.
This means that the file...
Git merge two local branches
...ed to merge branchA with branchB and proceed my work in the branchA . All files are comitted in the branchA and branchB .
...
Why should I use a semicolon after every function in javascript?
... FormalParameterListopt ) { FunctionBody }
There's no semicolon grammatically required, but might wonder why?
Semicolons serve to separate statements from each other, and a FunctionDeclaration is not a statement.
FunctionDeclarations are evaluated before the code enters into execution, hoisting ...
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...
Python: Bind an Unbound Method?
In Python, is there a way to bind an unbound method without calling it?
5 Answers
5
...
Is there a performance difference between a for loop and a for-each loop?
... iterator or index variable
completely. The resulting idiom
applies equally to collections and
arrays:
// The preferred idiom for iterating over collections and arrays
for (Element e : elements) {
doSomething(e);
}
When you see the colon (:), read it as
“in.” Thus, the loop ab...