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How to list all methods for an object in Ruby?
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if I try responds_to? I get a method missing error. I'm running this inside application.html.erb
– Dirk
Dec 21 '11 at 19:48
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Why doesn't django's model.save() call full_clean()?
...es an issue with the basic authentication system. You will get a ValidationError: Session with this Session key already exists. To avoid this, you need to add an if-statement for sender in list_of_model_classes to prevent the signal from overriding Django's default auth models. Define list_of_model_...
How do I serialize an object and save it to a file in Android?
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Complete code with error handling and added file stream closes. Add it to your class that you want to be able to serialize and deserialize. In my case the class name is CreateResumeForm. You should change it to your own class name. Android inte...
Get average color of image via Javascript
...xt.getImageData(0, 0, width, height);
} catch(e) {
/* security error, img on diff domain */
return defaultRGB;
}
length = data.data.length;
while ( (i += blockSize * 4) < length ) {
++count;
rgb.r += data.data[i];
rgb.g += data.data[i+1];
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How to get the client IP address in PHP [duplicate]
...0C and U+200B). Do not paste them in your php script or you will get PARSE ERRORS. If you want to see all the hidden characters, paste those lines here: soscisurvey.de/tools/view-chars.php . Please clean up that code!
– Frank
Feb 19 '18 at 11:46
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Write bytes to file
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I received an error adding the boolean value 'No overload for method 'WriteAllBytes' takes '3' arguments'. MSDN describes: 'However, if you are adding data to a file using a loop, a BinaryWriter object can provide better performance becau...
What is the _snowman param in Ruby on Rails 3 forms for?
...correctly on the server-side. In Ruby 1.9, this will result in an encoding error when the text inevitably makes its way into the regular expression engine. In Ruby 1.8, it will result in broken results for the user.
By creating a parameter that can only be understood by IE as a unicode character, w...
Converting XML to JSON using Python?
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If some time you get only response code instead of all data then error like json parse will be there so u need to convert it as text
import xmltodict
data = requests.get(url)
xpars = xmltodict.parse(data.text)
json = json.dumps(xpars)
print json
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Send a file via HTTP POST with C#
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I have used the above code and got error like : Argument exception was unhandled by the user code : {"URI formats are not supported."}. How can I do this? protected void Page_Load(object sender, EventArgs e) { string ...
Export specific rows from a PostgreSQL table as INSERT SQL script
...user_name". I also almost succeed with ToraSQL tool, it's just that it has error in date-time data in the script result. If none can give GUI tool solution in 2 days, your answer will be accepted
– null
Oct 10 '12 at 9:54
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