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Delete sql rows where IDs do not have a match from another table
I'm trying to delete orphan entries in a mysql table.
3 Answers
3
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How can I convince IE to simply display application/json rather than offer to download it?
...0-00AA00686F13 is the CLSID for the "Browse in place" .
;
[HKEY_CLASSES_ROOT\MIME\Database\Content Type\application/json]
"CLSID"="{25336920-03F9-11cf-8FD0-00AA00686F13}"
"Encoding"=hex:08,00,00,00
[HKEY_CLASSES_ROOT\MIME\Database\Content Type\text/json]
"CLSID"="{25336920-03F9-11cf-8FD0-00AA006...
How do I use su to execute the rest of the bash script as that user?
...Jadhav, he used it here just to show the ID of the current user, the ID of root is 0, so the first id will show you some number, but the second one will definetly show 0 (because the second one was executed inside a block run by root). You can user whoami instead of id which will return the name ins...
How to Deserialize XML document
...ring Model { get; set; }
}
[Serializable()]
[System.Xml.Serialization.XmlRoot("CarCollection")]
public class CarCollection
{
[XmlArray("Cars")]
[XmlArrayItem("Car", typeof(Car))]
public Car[] Car { get; set; }
}
The Deserialize function:
CarCollection cars = null;
string path = "car...
How to log something in Rails in an independent log file?
...ActiveRecord::Base
def my_logger
@@my_logger ||= Logger.new("#{Rails.root}/log/my.log")
end
def before_save
my_logger.info("Creating user with name #{self.name}")
end
end
Here I used a class attribute to memoize the logger. This way it won't be created for every single User object...
android: move a view on touch move (ACTION_MOVE)
...nds Activity implements View.OnTouchListener {
TextView _view;
ViewGroup _root;
private int _xDelta;
private int _yDelta;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
_root = (ViewGroup)findViewById(R.id...
What is the difference between require and require-dev sections in composer.json?
...
According to composer's manual:
require-dev (root-only)
Lists packages required for developing this package, or running tests, etc. The dev requirements of the root package are installed by default. Both install or update support the --no-dev option that prevents d...
盘点微软历史上9大失败软件产品！ - 创意 - 清泛网 - 专注C/C++及内核技术
...需求，或许这个概念没有问题，但是过于简单，只是讲解如何使用计算机，售价却高达100美元，结果在没有市场的情况下被淘汰了。有趣的是，Bob项目是由盖茨的老婆梅林达负责管理的。
2、MSN Messenger (1997-2012)
是微软推出的...
程序员，你有多久没有跳出技术关注业界了？ - 创意 - 清泛网 - 专注C/C++及内核技术
...的、HTTP协议的进步，都应该去了解，了解了之后要想想如何应用到自己的开发实践中，而不是只局限在使用PHP 进行业务开发，整天增删改查，学了一个技术之后就没有更新过。如果长此以往，只关注业务开发，而不关心技术进...
创业公司起名一个比一个有噱头 上海自嘲杭州恶搞南京最硬挣 - 创意 - 清泛...
...解他们是怎么想的。
来来来，听听九鼎投资的项目经理如何评价各地创业公司，在公司起名上究竟自带了哪些人设：上海的创业公司在自嘲道路上越走越远，杭州的创业公司已经和恶搞干上了，只有我们南京的，还在坚持硬挣(...