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How to remove a field from params[:something]
... = params.except[the one I wish to remove]
This is a safer way to 'grab' all the params you need into a copy WITHOUT destroying the original passed in params (which is NOT a good thing to do as it will make debugging and maintenance of your code very hard over time).
Or you could just pass direc...
file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
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zafzaf
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Remove duplicate elements from array in Ruby
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array = array.uniq
uniq removes all duplicate elements and retains all unique elements in the array.
This is one of many beauties of the Ruby language.
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Multiple ModelAdmins/views for same model in Django admin
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Samuel Dion-Girardeau
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answered Feb 9 '10 at 11:59
Paul StonePaul Stone
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Using Git, how could I search for a string across all branches?
Using Git, how could I search within all files in all local branches for a given string?
5 Answers
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mac下类似notepad++的替代软件 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...直都使用TextMate进行开发，原因就是他们主要都在使用Mac OS系统，并且TextMate具备出色的界面、强大的宏定义、以及可下载和编辑的宏定义包（bundles），这些都帮助开发者将编码的效率提升到最高。
目前最新版本为r9459。
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Remote Desktop Connection for mac V2.1.1 mac版 - 软件下载 - 清泛网 - 专注C/C++及内核技术
...是在本地 Mac 播放还是远程计算机的喇叭播放。
注意 Microsoft Remote Desktop Connection Client for Mac（版本 2.1.1）不能与 Mac OS X v10.7 (Lion) 或更高版本一起使用。
详细使用参见：https://www.tsingfun.com/html/2016/product_0705/1895.html
MacOS9.3M
how to change any data type into a string in python
...lso, alternatively try repr:
mystring = repr(myvariable) # '4'
This is called "conversion" in python, and is quite common.
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If string is empty then return some default value
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ActiveSupport adds a presence method to all objects that returns its receiver if present? (the opposite of blank?), and nil otherwise.
Example:
host = config[:host].presence || 'localhost'
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MySql Table Insert if not exist otherwise update
...since it's the unique key, so it should not change. You do need to include all of the other columns from your table. You can use the VALUES() function to make sure the proper values are used when updating the other columns.
Here is your update re-written using the proper INSERT ... ON DUPLICATE KEY...