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Renaming table in rails
..., running rake db:migrate or rake db:rollback will not rename the model.rb file. You will need to manually change the model.rb file.
– 9monkeys
Jun 8 '12 at 14:00
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What is the difference between lock and Mutex?
... than one instance of an application.
2nd example is say you are having a file and you don't want different process to access the same file , you can implement a Mutex but remember one thing Mutex is a operating system wide and cannot used between two remote process.
Lock is a simplest way to prot...
How to post JSON to PHP with curl
...the $_POST-array isn't populated is correct. However, you can use
$data = file_get_contents("php://input");
to just retrieve the http body and handle it yourself. See PHP input/output streams.
From a protocol perspective this is actually more correct, since you're not really processing http mult...
Android: How to create a Dialog without a title?
...ode like copied below from the official website. That takes a custom layot file, inflates it, gives it some basic text and icon, then creates it. You'd show it then with alertDialog.show().
AlertDialog.Builder builder;
AlertDialog alertDialog;
Context mContext = getApplicationContext();
LayoutInfl...
Elegant solution to duplicate, const and non-const, getters? [duplicate]
... even though it's morally private, you can move the whole lot into the cpp file for FooBar. In an anonymous namespace. With internal linkage. And a sign saying "beware of the leopard".
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Change cursor to hand when mouse goes over a row in table
...u want the cursor to change on.
In your case, you would use (in your .css file):
.sortable {
cursor: pointer;
}
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How do short URLs services work?
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No, they don't use files. When you click on a link like that, an HTTP request is send to their server with the full URL, like http://bit.ly/duSk8wK (links to this question). They read the path part (here duSk8wK), which maps to their database. ...
How to check if running in Cygwin, Mac or Linux?
...s
[1] uname - wikipedia
[2] shell script syntax error: unexpected end of file
[3] Detect the OS from a Bash script
[4] BASH Programming Introduction HOW-TO
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How do I start a program with arguments when debugging?
... }
This allows me to use the same syntax in my sample batch files, and in debugging with Visual Studio. No account information or URLs saved in GIT.
Example Use in Batch
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What's the difference between ngModel.$modelValue and ngModel.$viewValue
...ive or an Object in your custom controls. A good example, is the <input file="type"> component, where viewValue contains FileList object with files attached by the user. The Angular docs are confusing about this right now and should be updated.
– demisx
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