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How can I get the Google cache age of any URL or web page? [closed]
...e URL
https://webcache.googleusercontent.com/search?q=cache:<your url without "http://">
Example:
https://webcache.googleusercontent.com/search?q=cache:stackoverflow.com
It contains a header like this:
This is Google's cache of https://stackoverflow.com/. It is a snapshot of the p...
Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
...her reason for this maybe because you try to set a column to NOT NULL when it actually already has NULL values.
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What is the best way to clone/deep copy a .NET generic Dictionary?
...lone());
}
return ret;
}
That relies on TValue.Clone() being a suitably deep clone as well, of course.
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$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
I am trying to setup my machine with pecl_http and memcache and in both cases, I get similar errors. This is on MAC OS X 10.7.3 (lion) and I also have XCODE installed on it. I also installed Zend Server community edition before running these commands and have CFLAGS='-arch i386 -arch x86_64' environ...
JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements
...must be updated accordingly. Each element in A implies many elements in B, it's a one-to-many relationship (A contains nations, B should contain cities located in the given nation).
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Eclipse: Set maximum line length for auto formatting?
I am working with Java. If I hit Ctrl + Shift + F in Eclipse Helios, it will auto format my code. At a certain point, it wraps lines. I would like to increase the maximum line length. How can I do this?
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Java, Simplified check if int array contains int
...f checking if an int array contains an int, although he won't tell me what it is :P.
14 Answers
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constant pointer vs pointer on a constant value [duplicate]
...st(in C++) or c-style cast to cast away the constness in this case as data itself is not constant.
const char * a;
means that the pointed data cannot be written to using the pointer a.
Using a const_cast(C++) or c-style cast to cast away the constness in this case causes Undefined Behavior.
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How to get current timestamp in milliseconds since 1970 just the way Java gets
...ss to the C++ 11 libraries, check out the std::chrono library. You can use it to get the milliseconds since the Unix Epoch like this:
#include <chrono>
// ...
using namespace std::chrono;
milliseconds ms = duration_cast< milliseconds >(
system_clock::now().time_since_epoch()
);
...
How can I delete all unversioned/ignored files/folders in my working copy?
If I have a working copy of a Subversion repository, is there a way to delete all unversioned or ignored files in that working copy with a single command or tool? Essentially, I'm looking for the SVN analogue to git clean .
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