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Add line break to 'git commit -m' from the command line
I am using Git from the command line and am trying to add a line break to the commit message (using git commit -m "" ) without going into Vim.
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Why can't I do ?
...tml file is local (on my C drive), but not if the html file is on a server and the image file is local. Why is that?
15 Ans...
Rails layouts per action?
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Cool, thanks. And in case someone wants to do simpler things with one-liner the following is possible. Its easy to read and place in top of the controller. --- layout Proc.new{ ['index', 'new', 'create'].include?(action_name) ? 'some_layou...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The way I understand it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specify the header Origin: http://foo.com , and bar must respond with Access-Control-Allow-Origin: http://foo.com .
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JAX-RS — How to return JSON and HTTP status code together?
I'm writing a REST web app (NetBeans 6.9, JAX-RS, TopLink Essentials) and trying to return JSON and HTTP status code. I have code ready and working that returns JSON when the HTTP GET method is called from the client. Essentially:
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Casting vs using the 'as' keyword in the CLR
...g, which has largely replaced the as operator, as you can now write:
if (randomObject is TargetType tt)
{
// Use tt here
}
Note that tt is still in scope after this, but not definitely assigned. (It is definitely assigned within the if body.) That's slightly annoying in some cases, so if you ...
Should I return EXIT_SUCCESS or 0 from main()?
...IT_SUCCESS when it succeeds, just for the sake of symmetry.
On the other hand, if the program never signals failure, you can use either 0 or EXIT_SUCCESS. Both are guaranteed by the standard to signal successful completion. (It's barely possible that EXIT_SUCCESS could have a value other than 0, ...
How to download and save a file from Internet using Java?
...ine file (such as http://www.example.com/information.asp ) I need to grab and save to a directory. I know there are several methods for grabbing and reading online files (URLs) line-by-line, but is there a way to just download and save the file using Java?
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Dynamic type languages versus static type languages
What are the advantages and limitations of dynamic type languages compared to static type languages?
9 Answers
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
...ed in favor of the value from the form’s initial data.
With Django 1.8 and earlier, to disable entry on the widget and prevent malicious POST hacks you must scrub the input in addition to setting the readonly attribute on the form field:
class ItemForm(ModelForm):
def __init__(self, *args, ...