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git diff file against its last change
...ble to get git to produce a diff between a specific file as it exists now, and as it existed before the last commit that changed it?
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onclick open window and specific size
... height=SomeSize`);
return false;">Popup link</a>
Where width and height are pixels without units (width=400 not width=400px).
In most browsers it will not work if it is not written without line breaks, once the variables are setup have everything in one line:
<a href="/index2.php?...
How can I interrupt a ServerSocket accept() method?
...alls accept() on my ServerSocket object, then starts a new client thread and adds it to a Collection when a new client is accepted.
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Longest line in a file
... the longest line in a file. Ideally, it would be a simple bash shell command instead of a script.
14 Answers
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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...