kingname

$ java -Xms4096m -Xmx4096m -jar jTessBoxEditor.jar

$ tesseract num.font.exp0.tif num.font.exp0 batch.nochop makebox
# 使用jTessBoxEditor打开并编辑num.font.exp0.tif

$ vim font_properties
# font 0 0 0 0 0

$ tesseract num.font.exp0.tif num.font.exp0 nobatch box.train

kingname

def catch_exception(origin_func):
    def wrapper(self=None, *args, **kwargs):
        print('start')
        try:
            u = origin_func(self, *args, **kwargs)
            return u
        except Exception:
            self.z()
            return 'an Exception raised.'
    return wrapper

kingname

class XXXItem(Item):
    name = Field()
    age = Field()
    
    def __repr__(self):
        return '========data stored==========='

kingname

VIM

1. when you paste your python code into vim, the indent will be crazy. but if you run the command in the normal mode first:

:set paste

Everything will be fine.

Python

kingname

import logging
from selenium.webdriver.remote.remote_connection import LOGGER
LOGGER.setLevel(logging.WARNING)

kingname

/*If you want line numbers only for code cells, there is a simpler approach. Select a code cell, open the Chrome/Firefox JavaScript console, type the following lines:*/

```javascript
var cell = Jupyter.notebook.get_selected_cell();
var config = cell.config;
var patch = {
    CodeCell:{
        cm_config:{lineNumbers:true}
    }
}