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Boost智能指针——shared_ptr - C/C++ - 清泛网 - 专注C/C++及内核技术
...指针，首先让我们通过一个例子看看它的基本用法：
#include <string>
#include <iostream>
#include <boost/shared_ptr.hpp>
class implementation
{
public:
~implementation() { std::cout <<"destroying implementation\n"; }
void do_something() { std::cout << "did some...
Difference between rake db:migrate db:reset and db:schema:load
The difference between rake db:migrate and rake db:reset is pretty clear in my head. The thing which I don't understand is how rake db:schema:load different from the former two.
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git ignore exception
I have a gitignore file that makes git ignore *.dll files, and that is actually the behavior I want. However, if I want an exception ( i.e. to be able to commit foo.dll ), how can I achieve this?
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Batch script loop
...or command will operate in a numerical fashion, rather than operating on a set of files
%x is the loops variable
(starting value, increment of value, end condition[inclusive] )
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How to determine if a number is odd in JavaScript
...series of bits. All odd numbers have the least-significant (rightmost) bit set to 1, all even numbers 0. The x & 1 checks if the last bit is set in the number (because 1 Is a number with all bits set to 1 except for the least significant bit): If it is, the number is odd, otherwise even.
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Add string in a certain position in Python
Is there any function in Python that I can use to insert a value in a certain position of a string?
8 Answers
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What is the maximum amount of RAM an app can use?
...LruCache.getDecryptedThumbCacheInstance().getBitmap(thumbUri);
and how I set it into cache in background thread (regular AsyncTask):
BitmapLruCache.getDecryptedThumbCacheInstance().addBitmap(thumbUri, thumbBytes);
My app targets API 19+ so devices are not old and these portions of available RA...
How to calculate cumulative normal distribution?
I am looking for a function in Numpy or Scipy (or any rigorous Python library) that will give me the cumulative normal distribution function in Python.
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RESTful web service - how to authenticate requests from other services?
... one. For example, in Tomcat when specifying your https connector, you can set 'clientAuth=want', instead of 'true' or 'false'. You would then make sure to add your self signed CA certificate to your truststore (by default the cacerts file in the JRE you are using, unless you specified another file ...
Initial bytes incorrect after Java AES/CBC decryption
...n like, forgetting to convert to Base64, initialization vectors, character set, etc. So I thought of making a fully functional code.
Hope this will be useful to you all:
To compile you need additional Apache Commons Codec jar, which is available here:
http://commons.apache.org/proper/commons-codec/...