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Check if a temporary table exists and delete if it exists before creating a temporary table
...ollowing code to check if the temporary table exists and drop the table if it exists before creating again. It works fine as long as I don't change the columns. If I add a column later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
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How to Implement DOM Data Binding in JavaScript
...related DOM element, and provides an interface that coordinates updates to its own data and its related element.
The .addEventListener() provides a very nice interface for this. You can give it an object that implements the eventListener interface, and it'll invoke its handlers with that object as ...
What does “Auto packing the repository for optimum performance” mean?
I'm having a problem with my git repo. For the last couple of days whenever I do a push to the server I get this message: "Auto packing the repository for optimum performance", and it does not seem to go away and return the shell.
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Is it a bad practice to use an if-statement without curly braces? [closed]
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The problem with the first version is that if you go back and add a second statement to the if or else clauses without remembering to add the curly braces, your code will break in unexpected and amusing ways.
Maintainability-wise, it's a...
Multiple working directories with Git?
I'm not sure if this is something supported by Git, but in theory it seems like it should work to me.
4 Answers
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If REST applications are supposed to be stateless, how do you manage sessions?
...bout REST, and building RESTful applications. According to wikipedia, REST itself is defined to be Representational State Transfer . I therefore don't understand all this stateless gobbledeygook that everyone keeps spewing.
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How do you run JavaScript script through the Terminal?
...to run a C program make filename then ./ filename . How do you do this with .js files?
15 Answers
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Ineligible Devices section appeared in Xcode 6.x.x
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With the release of Xcode 6.3.1, check first the Update 5
Verify that "iOS Deployment Target" is <= the version of your iDevice.
You find this option in "Build Settings" tab when you click on a target of your projec...
What is the difference between properties and attributes in HTML?
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When writing HTML source code, you can define attributes on your HTML elements. Then, once the browser parses your code, a corresponding DOM node will be created. This node is an object, and therefore it has properties.
For instanc...
Private vs Public in Cache-Control
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The only difference is that with Private you are not allowing proxies to cache the data that travels through them. In the end, it all boils down to the data contained in the pages/files you are sending.
For example, your ISP could have an invisible prox...