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Detecting 'stealth' web-crawlers
...HTML you can use plenty of tricks with comments, CDATA elements, entities, etc:
<a href="foo<!--bar-->"> (comment should not be removed)
<script>var haha = '<a href="bot">'</script>
<script>// <!-- </script> <!--><a href="bot"> <!-->
...
Is there hard evidence of the ROI of unit testing?
...spent learning the testing framework, writing tests, keeping them updated, etc.. will pay for itself, and then some.
11 Ans...
LINQ OrderBy versus ThenBy
...ng projection; then use ThenBy (repeatedly) to specify secondary, tertiary etc ordering projections.
Effectively, think of it this way: OrderBy(...).ThenBy(...).ThenBy(...) allows you to build a single composite comparison for any two objects, and then sort the sequence once using that composite co...
What is a git topic branch?
...ed in your own repository. You periodically update this branch (using git fetch) to track what is happening elsewhere. When you are ready to catch up with everybody else's changes, you would use git pull to both fetch and merge.
I have also seen another kind of branch which is essentially a complet...
What's the difference between a proxy server and a reverse proxy server? [closed]
...kamai
Jquery.com hosts its JavaScript files using CloudFront CDN (sample).
etc.
2) The administrator of Z is worried about retaliation for content hosted on the server and does not want to expose the main server directly to the public.
a) Owners of Spam brands such as "Canadian Pharmacy" appear...
Are global variables in PHP considered bad practice? If so, why?
...e to access values that you need, for example get_query_var() in Wordpress etc.
– user2098467
Oct 23 '15 at 2:29
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Python list iterator behavior and next(iterator)
...i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If you assign the output of next() things work as expected:
>>> a = iter(list(range(10)))
>>> for i in a...
What is Dependency Injection and Inversion of Control in Spring Framework?
...ow how to call my code. This is achieved using events/delegates, callbacks etc. Here the Control of flow is "Inverted".
So, instead of depending the flow of control on statically bound objects, the flow depends upon the overall object graph and the relations between different objects.
Dependency I...
C# switch statement limitations - why?
...onstant time branch. The compiler may find short-cuts (using hash buckets, etc), but more complicated cases will generate more complicated MSIL code with some cases branching out earlier than others.
To handle the String case, the compiler will end up (at some point) using a.Equals(b) (and possibl...
How can I get the sha1 hash of a string in node.js?
... default. So sha1sum({}) === sha1sum({"foo":"bar"}) === sha1sum({"a":1}), etc.
– maerics
Jun 4 '15 at 21:40
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