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How to generate unique ID with node.js
...at will happen with your code, is that base.getID query will get queued up by for execution, but the while loop will continusouly run as a busy loop pointlessly.
You should be able to solve your issue with a callback as follows:
function generate(count, k) {
var _sym = 'abcdefghijklmnopqrstuvw...
Is there a way to 'pretty' print MongoDB shell output to a file?
...'t want that you can iterate over the array and printjson() each element.
By the way if you are running just a single Javascript statement you don't have to put it in a file and instead you can use:
$ mongo --quiet dbname --eval 'printjson(db.collection.find().toArray())' > output.json
...
Calling a Method From a String With the Method's Name in Ruby
How can I do what they are talking about here , but in Ruby?
4 Answers
4
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Stop Visual Studio from mixing line endings in files
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This is actually a plugin and not installed by default.
– null
Oct 9 '15 at 6:59
1
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Commands out of sync; you can't run this command now
...can't have two simultaneous queries because mysqli uses unbuffered queries by default (for prepared statements; it's the opposite for vanilla mysql_query). You can either fetch the first one into an array and loop through that, or tell mysqli to buffer the queries (using $stmt->store_result()).
...
File system that uses tags rather than folders?
...using google.
TagFS - "Tag Semantics for Hierarchical File Systems"
paper by Stephan Bloehdorn and Max Völkel, 2006
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.60.4187
dhtfs - "Tagging based filesystem, providing dynamic directory hierarchies based on tags associated with files"
a usa...
Add a new line in file?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
What is the JavaScript >>> operator and how do you use it?
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Ivan, that would shift it by 0 places; that statement wouldn't change anything.
– Dean J
Nov 30 '09 at 21:10
3
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Selecting with complex criteria from pandas.DataFrame
...ctions for comparison. So if you want to select values of "A" that are met by the conditions of "B" and "C" (assuming you want back a DataFrame pandas object)
df[['A']][df.B.gt(50) & df.C.ne(900)]
df[['A']] will give you back column A in DataFrame format.
pandas 'gt' function will return the ...
How to access accelerometer/gyroscope data from Javascript?
...dings from the two latter events with those from the first, but these are by no means precise representations. For this simple "toy" project it works just fine, but if you need to use the data for something slightly more serious, you will have to get familiar with the units of the values provided i...