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What is the !! (not not) operator in JavaScript?
...he HTML5 <audio> element, but we don't want the function to throw an error if <audio> is undefined; and we don't want to use try ... catch to handle any possible errors (because they're gross); and also we don't want to use a check inside the function that won't consistently reveal the t...
Django Rest Framework: Dynamically return subset of fields
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answered Nov 7 '18 at 14:05
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Escaping single quote in PHP when inserting into MySQL [duplicate]
...his does not answer the question why the two queries to not throw the same error...
– sjw
Apr 22 '10 at 3:01
1
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Can C++ code be valid in both C++03 and C++11 but do different things?
...t;>(2);
// fon<fun<4> >(2) in C++03
// Compile time error in C++11
unsigned int B = fon< fun< 9 >>(1) > >(2);
}
Operator new may now throw other exceptions than std::bad_alloc
struct foo { void *operator new(size_t x){ throw std::exception(); } }
try {
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Bootstrap with jQuery Validation Plugin
...uery Validation Plugin, but I'm having a problem where the plugin puts the error messages when I'm using input groups.
15 A...
Should I URL-encode POST data?
...I still like to add some codes here to explain Doug's points. (And correct errors in the code above)
Solution 1: URL-encode the POST data with a content-type header :application/x-www-form-urlencoded .
Note: you do not need to urlencode $_POST[] fields one by one, http_build_query() function can ...
PostgreSQL Autoincrement
...values. I saw in the PostgreSQL docs a datatype "serial", but I get syntax errors when using it (in v8.0).
11 Answers
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Merge PDF files
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here, http://pieceofpy.com/2009/03/05/concatenating-pdf-with-python/, gives an solution.
similarly:
from pyPdf import PdfFileWriter, PdfFileReader
def append_pdf(input,output):
[output.addPage(input.getPage(page_num)) for page_num in range(input.numPage...
Program only crashes as release build — how to debug?
...bed in this answer.
In a production application you might want to send an error report back home, ideally together with a small memory dump that allows you to analyze the problem as described here.
b. Use Microsoft's structured exception handling mechanism that allows you to catch both hardware an...
ActiveModel::ForbiddenAttributesError when creating new user
I have this model in Ruby but it throws a ActiveModel::ForbiddenAttributesError
7 Answers
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