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select and update database record with a single queryset
How do I run an update and select statements on the same queryset rather than having to do two queries:
- one to select the object
- and one to update the object
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Trigger change event of dropdown
...nction(){
$('#countrylist').change(function(e){
// Your event handler
});
// And now fire change event when the DOM is ready
$('#countrylist').trigger('change');
});
You must declare the change event handler before calling trigger() or change() otherwise it won't be fired....
Difference between var_dump,var_export & print_r
What is the difference between var_dump , var_export and print_r ?
2 Answers
2
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JSR-303 @Valid annotation not working for list of child objects
...sses member of UserAddressesForm with @Valid annotation. See section 3.1.3 and 3.5.1 of JSR 303: Bean Validation. As I explained in my answer to the question Is there a standard way to enable JSR 303 Bean Validation using annotated method, this is the real use of @Valid annotation as per JSR 303.
E...
Writing a pandas DataFrame to CSV file
I have a dataframe in pandas which I would like to write to a CSV file. I am doing this using:
7 Answers
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How can I connect to a Tor hidden service using cURL in PHP?
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I use Privoxy and cURL to scrape Tor pages:
<?php
$ch = curl_init('http://jhiwjjlqpyawmpjx.onion'); // Tormail URL
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
curl_setopt($ch, CURL...
Where does Console.WriteLine go in ASP.NET?
...unning in WebSphere), when I use System.out.println() , my text goes to standard out, which is mapped to a file by the WebSphere admin console.
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month name to month number and vice versa in python
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Hmmm, I did this and it worked... d = dict((v,k) for k,v in enumerate(calendar.month_abbr))
– Mark_Masoul
Aug 5 '10 at 18:58
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What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
... source dir
File> Project Structure > Modules
click the directory and click the Sources button
It's weird because usually it's done automatically. Maybe it's better if you recreate the project again.
share
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Linq to SQL how to do “where [column] in (list of values)”
I have a function where I get a list of ids, and I need to return the a list matching a description that is associated with the id. E.g.:
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