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Remove background drawable programmatically in Android
...in an onClick event, but need a visible button to show before your toggled ones take over (because nothing will show until the click event happens, so when it does, you can use setBackgroundResource(0) to remove your earlier "set" button drawable).
– Azurespot
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What’s the purpose of prototype? [duplicate]
...e;
}
The function does not have to be re-created each time; it exists in one place in the prototype. So when you call someAnimal.set_name("Ubu"); the this context will be set to someAnimal and (the one and only) set_name function will be called.
There is one advantage to using the first synta...
New transaction is not allowed because there are other threads running in the session LINQ To Entity
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What's happening is that you're using one SQL connection to iterate over a collection of DB entities, then using another connection to save changes. This happens because your classes are basically "married" to one instance of your db connection and cannot be chan...
“while :” vs. “while true” [duplicate]
... It's true. i=0; time while true; do ((i++>100000)) && break; done takes slightly longer than the colon version.
– Paused until further notice.
May 29 '12 at 12:50
12
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Accessing clicked element in angularjs
...lving this problem. With AngularJS the focus is on the model manipulation. One would mutate a model and let AngularJS figure out rendering.
The AngularJS-way of solving this problem (without using jQuery and without the need to pass the $event argument) would be:
<div ng-controller="AdminContro...
How to delete a column from a table in MySQL
...columns, you have to separate them by commas and include the DROP for each one.
ALTER TABLE tbl_Country
DROP COLUMN IsDeleted,
DROP COLUMN CountryName;
This allows you to DROP, ADD and ALTER multiple columns on the same table in the one statement. From the MySQL reference manual:
You can ...
Tool to compare directories (Windows 7) [closed]
...t the downloads are hosted on SourceForge which cannot be trusted anymore. One of the many articles describing their fall from grace: howtogeek.com/218764/…
– Pooks
Aug 25 '15 at 7:43
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Call two functions from same onclick [duplicate]
...ton" value="click" onclick="pay(); cls();"/>
I don't believe the last one is required but hey, might as well add it in for good measure.
Here is a good reference from SitePoint http://reference.sitepoint.com/html/event-attributes/onclick
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解决：Run-Time Check Failure #0，The value of ESP was not properly sav...
...unction call. This is usually a result of calling a function declared with one calling convention with a function pointer declared with a different calling convention.
错误原因：
你定义函数指针原型时出错。
其实你定义的没有错，但是编译器不认识而已，因为你...
MFC Telnet Application（mfc telnet 端口，代码实现、不调用telnet.exe） ...
...in the text view, type in the command you want to send (if it won't fit in one single line, press ENTER to move the caret to the next line; also, in the multi-line text messages, end the last string you typed with an ENTER, and press ESC to send it), then press the ESC key to send the data you typed...