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difference between collection route and member route in ruby on rails?
What is the difference between collection routes and member routes in Rails?
4 Answers
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MySQL Error 1093 - Can't specify target table for update in FROM clause
...eneral error classification. For a more specific answer about how to best handle the OP's exact query, please see other answers to this question
In MySQL, you can't modify the same table which you use in the SELECT part.
This behaviour is documented at:
http://dev.mysql.com/doc/refman/5.6/en/update...
Pass a JavaScript function as parameter
..."Hello World!") });
If you prefer, you could also use the apply function and have a third parameter that is an array of the arguments, like such:
function eat(food1, food2)
{
alert("I like to eat " + food1 + " and " + food2 );
}
function myFunc(callback, args)
{
//do stuff
//...
/...
What is the difference between object keys with quotes and without quotes?
...e JSON data exchange format does require double quotes around identifiers (and does not allow single quotes).
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Difference between TCP and UDP?
What is the difference between TCP and UDP?
12 Answers
12
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Select the values of one property on all objects of an array in PowerShell
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I think you might be able to use the ExpandProperty parameter of Select-Object.
For example, to get the list of the current directory and just have the Name property displayed, one would do the following:
ls | select -Property Name
This is still returning Direc...
Best way to store password in database [closed]
I am working on a project that has to have authentication (username and password)
8 Answers
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Allowed characters in filename [closed]
...bitten by that once when I shortened an include file from const.h to con.h and spent half an hour figuring out why the compiler hung.
Turns out DOS ignored extensions for devices so that con.h was exactly the same as con, the input console (meaning, of course, the compiler was waiting for me to typ...
EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
... putting a wrapper function in the Configuration class in the Seed method, and replaced calls to SaveChanges with calls to my function instead. This function would simply enumerate the errors within the EntityValidationErrors collection, and rethrow an exception where the Exception message lists th...
How to get visitor's location (i.e. country) using geolocation? [duplicate]
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@juanpastas you don't. you just ping a service, and service will know. or you write service yourself, but that's out of pure javascript scope.
– tishma
Nov 7 '14 at 22:56
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