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How to export all collections in MongoDB?
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i want to import .csv using batch script, do u have any idea?
– Prasanth Jaya
Oct 27 '15 at 12:34
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A top-like utility for monitoring CUDA activity on a GPU
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nvidia-smi --query-compute-apps=pid,process_name,used_memory --format=csv
for further help, please follow
nvidia-smi --help-query-compute-app
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Why is React's concept of Virtual DOM said to be more performant than dirty model checking?
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Here's a comment by React team member Sebastian Markbåge which sheds some light:
React does the diffing on the output (which is a known serializable format, DOM attributes). This means that the source data can be of any format. It can be immutable data structures and state in...
Searching if value exists in a list of objects using Linq
...s => names.Contains(cus.FirstName));
or to retrieve the customer from csv of similar list
string input = "John,Max,Pete";
List<string> names = input.Split(',').ToList();
customer = customers.FirstOrDefault(cus => names.Contains(cus.FirstName));
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HTML5 Canvas vs. SVG vs. div
What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around.
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Retrieving the last record in each group - MySQL
There is a table messages that contains data as shown below:
27 Answers
27
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How to express a NOT IN query with ActiveRecord/Rails?
...p(&:id).join(','). I can't remember if Rails will the argument into a CSV list if it is enumerable.
You could also do this:
# in topic.rb
named_scope :not_in_forums, lambda { |forums| { :conditions => ['forum_id not in (?)', forums.select(&:id).join(',')] }
# in your controller
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What is the App_Data folder used for in Visual Studio?
...published through the web server.
For example we use it to update a local CSV of a contact us form. If the preferred method of emails fails or any querying of the data source is required, the App_Data files are there.
It's not ideal, but it it's a good fall-back.
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“The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine” Error in importing
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Save it as a CSV file and import it as a flat source file.
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How to rename files and folder in Amazon S3?
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What if i need to rename all .csv files. how come i do?
– LUZO
Mar 22 '18 at 14:21
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