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JavaScript % (modulo) gives a negative result for negative numbers
...ennedy: MDN is not an official language reference, it's a community-edited site which sometimes gets it wrong. The spec does not call it a modulo operator, and as far as I can tell it never has (I went back to ES3). It explicitly says the operator yields the remainder of an implied division, and jus...
Using openssl to get the certificate from a server
...onnect www.example.com:443 </dev/null
To view the full details of a site's cert you can use this chain of commands as well:
$ echo | \
openssl s_client -servername www.example.com -connect www.example.com:443 2>/dev/null | \
openssl x509 -text
...
how to detect search engine bots with php?
...lookup on that hostname. If the resulting IP is the same as the one of the site's visitor, you're sure it's a crawler from that search engine.
I've written a library in Java that performs these checks for you. Feel free to port it to PHP. It's on GitHub: https://github.com/optimaize/webcrawler-veri...
ssh: The authenticity of host 'hostname' can't be established
...now what you are doing, this is the best solution. I have an internal web site we automatically connect to that has MANY, updating (effectively random) IP addresses. I added this to the ~/.ssh/config and it just works. Mind you, I KNOW that this site is what I think it is and if it is not, bad gu...
What is the purpose of backbone.js?
I tried to understand the utility of backbone.js from its site http://documentcloud.github.com/backbone , but I still couldn't figure out much.
...
Using DNS to redirect to another URL with a path [closed]
...s3, create an empty bucket "mail.foo.com"
under Properties -> Static Website Hosting, set "redirect all requests to: mail.google.com/a/foo.com"
in route53, create an A record "mail.foo.com"
enable "alias", and set alias target to the "mail.foo.com" bucket
not a pure DNS solution, but it works ;...
How does Python manage int and long?
... a case where one is unsure to use int() or long().
>>> a = int("123")
>>> type(a)
<type 'int'>
>>> a = int("111111111111111111111111111111111111111111111111111")
>>> type(a)
<type 'long'>
...
When is a function too long? [closed]
...ines? When you should start to break it apart? I'm asking because I have a function with 60 lines (including comments) and was thinking about breaking it apart.
...
How do you split and unsplit a window/view in Eclipse IDE?
...
Alt + ASCII code + Ctrl then release Alt
Example: ASCII for '{' = 123, so press 'Alt', '1', '2', '3', 'Ctrl' and release 'Alt', effectively typing '{' while 'Ctrl' is pressed, to split vertically.
Example of vertical split:
PS:
The menu items Window>Editor>Toggle Split Editor we...
How do I create a multiline Python string with inline variables?
...s not valid on legacy python versions (e.g. 2.4)
– Oz123
Nov 16 '12 at 10:12
If using curly braces, they need to be es...