梦毁少年i 书童

I\'m sorry for my bad english. I have orders data called df_merge that has these columns : order_de...

Here is an example from Hadley\'s advanced R book: sample_df

I installed Kafka on a remote server, and when I tried to run ~/kafka/bin/zookeeper-server-start.sh...

I would like to scroll the UICollectionView to the bottom so the last item is in the view. I have tr...

I have a large collection of strings (up to 1M) alphabetically sorted. I have experimented with LIN...

I have a website made with Jekyll and the navigation bar code looks like this: {% for my_page in sit...

I upgraded Jupyter to the latest vesion, 5.0, and it looks like my front-end configuration stopped w...

I don\'t know how to install the Command Line Tools on OSX Mavericks. Or better: I know how to do it...

Im just starting off with Redis with Rails so this maybe a dumb question. I am trying to save a has...

When I tried to copy paste the tables from my connection database and paste the tables into my local...

Context I\'m trying to use R to analyze data for my bachelors thesis on wolves/Canis lupus. I want t...

I call a method in Visual Studio and attempt to debug it by going over the call stack. Some of the ...

I have a dataframe with float values, I want to convert few columns as integers. I am trying to use ...

I\'m building a game for Mobile (Android) and PC (Linux) using SDL and OpenGL ES 2.0. I wrote some s...