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Sending multipart/formdata with jQuery.ajax
...jQuery.ajax(opts);
Create FormData from an existing form
Instead of manually iterating the files, the FormData object can also be created with the contents of an existing form object:
var data = new FormData(jQuery('form')[0]);
Use a PHP native array instead of a counter
Just name your file e...
Determine whether an array contains a value [duplicate]
... }
return index;
};
}
return indexOf.call(this, needle) > -1;
};
You can use it like this:
var myArray = [0,1,2],
needle = 1,
index = contains.call(myArray, needle); // true
CodePen validation/usage
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CURL alternative in Python
I have a cURL call that I use in PHP:
7 Answers
7
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What exactly is nullptr?
...constant can be converted to std::nullptr_t. The opposite direction is not allowed. This allows overloading a function for both pointers and integers, and passing nullptr to select the pointer version. Passing NULL or 0 would confusingly select the int version.
A cast of nullptr_t to an integral ty...
How to convert a std::string to const char* or char*?
... Notice that the above is not exception safe. If anything between the new call and the delete call throws, you will leak memory, as nothing will call delete for you automatically. There are two immediate ways to solve this.
boost::scoped_array
boost::scoped_array will delete the memory for you upo...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
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I usually use getReference method when i do not need to access database state (I mean getter method). Just to change state (I mean setter method). As you should know, getReference returns a proxy object which uses a powerful featu...
Why call git branch --unset-upstream to fixup?
.... Once local branch L is set to track remote-tracking branch R, Git will call R its "upstream" and tell you whether you're "ahead" and/or "behind" the upstream (in terms of commits). It's normal (even recommend-able) for the local branch and remote-tracking branches to use the same name (except fo...
GDB missing in OS X v10.9 (Mavericks)
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I installed via brew, and keep getting "_____: not in executable format: File format not recognized" when I try to load an executable. Can anyone comment on how they got a successful install?
– Parker
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Django in / not in query
...e(); Tbl2.objects.filter(id__in=IDs') This did not work because IDs is actually a QuerySet object. When I deleted the rows it originated from, it no longer worked with other queries. The solution is Tbl2.objects.filter(id__in=list(IDs)) -- turn it into a list
– Dakusan
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XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:/// to file:/// (Serv
I'm trying to create a website that can be downloaded and run locally by launching its index file.
9 Answers
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