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Using OpenSSL what does “unable to write 'random state'” mean?
...cate to protect my server's admin section, and I keep getting this message from OpenSSL:
8 Answers
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Django Forms: if not valid, show form with error message
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views.py
from django.contrib import messages
def view_name(request):
if request.method == 'POST':
form = form_class(request.POST)
if form.is_valid():
return HttpResponseRedirect('/thanks'/)
el...
what is the use of xsi:schemaLocation?
... that spring uses will read the schemaLocation values and try to load them from the internet, in order to validate the XML file. Spring, in turn, intercepts those load requests and serves up versions from inside its own JAR files.
If you omit the schemaLocation, then the XML parser won't know where...
How to substring in jquery
...eally don't care much if the case is that is calling directly string.split from JS, but instead from the community I have understood that if I post that exact question, it will be marked as narrowed, as this response is more accepted than the fact that there is a jQuery.split documentation reference...
How to list branches that contain a given commit?
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From the git-branch manual page:
git branch --contains <commit>
Only list branches which contain the specified commit (HEAD if not specified). Implies --list.
git branch -r --contains <commit>
Lists remote ...
What is your favorite C programming trick? [closed]
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Where did he get 0x5f3759df from in the first place?
– RSH1
Oct 14 '11 at 16:23
2
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How exactly does __attribute__((constructor)) work?
...startup.
That's how all GCC attributes are; presumably to distinguish them from function calls.
GCC-specific syntax.
Yes, this works in C and C++.
No, the function does not need to be static.
The destructor runs when the shared library is unloaded, typically at program exit.
So, the way the constr...
jasmine: Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL
...rgument is named, its existence is all that matters. I ran into this issue from too much copy/pasta.
The Jasmine Asynchronous Support docs note that argument (named done above) is a callback that can be called to let Jasmine know when an asynchronous function is complete. If you never call it, Jasm...
Why does my 'git branch' have no master?
..., foo, then your clone will just have a foo branch.
The remote you cloned from might still have a master branch (you could check with git ls-remote origin master), but you wouldn't have created a local version of that branch by default, because git clone only checks out the remote's HEAD.
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What is the difference between JSF, Servlet and JSP?
...ntroller. It takes all the standard and tedious HTTP request/response work from your hands, such as gathering user input, validating/converting them, putting them in model objects, invoking actions and rendering the response. This way you end up with basically a JSP or Facelets (XHTML) page for View...