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What does numpy.random.seed(0) do?
...>>> numpy.random.seed(0) ; numpy.random.rand(4)
array([ 0.55, 0.72, 0.6 , 0.54])
>>> numpy.random.seed(0) ; numpy.random.rand(4)
array([ 0.55, 0.72, 0.6 , 0.54])
With the seed reset (every time), the same set of numbers will appear every time.
If the random seed is not res...
Facebook API “This app is in development mode”
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205
I know its a little bit late but someone may find this useful in future.
STEP 1:
Login to fa...
How to know which version of Symfony I have?
I know that I have downloaded a Symfony2 project and started with but I have updated my vendor several times and I want to know which version of symfony I have
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How to calculate the sentence similarity using word2vec model of gensim with python
According to the Gensim Word2Vec , I can use the word2vec model in gensim package to calculate the similarity between 2 words.
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Multiple Updates in MySQL
... DUPLICATE KEY UPDATE.
Using your example:
INSERT INTO table (id,Col1,Col2) VALUES (1,1,1),(2,2,3),(3,9,3),(4,10,12)
ON DUPLICATE KEY UPDATE Col1=VALUES(Col1),Col2=VALUES(Col2);
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Cast Object to Generic Type for returning
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212
You have to use a Class instance because of the generic type erasure during compilation.
publ...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
... //启动MySQL
#/usr/local/mysql/bin/mysqladmin -u root password 123456 //设置MySQL密码
#cp support-files/my-medium.cnf /etc/my.cnf
#echo "/usr/local/mysql/bin/mysqld_safe &" >>/etc/rc.local
二、安装PCRE
PCRE是perl所用到的正则表达式，目的是让所装...
How can I specify a branch/tag when adding a Git submodule?
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