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Maven Install on Mac OS X
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OS X prior to Mavericks (10.9) actually comes with Maven 3 built in.
If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it.
Assuming qualifications are met, run mvn -version and see some outp...
Interface type check with Typescript
...tanceof keyword as you can write custom type guards now:
interface A{
member:string;
}
function instanceOfA(object: any): object is A {
return 'member' in object;
}
var a:any={member:"foobar"};
if (instanceOfA(a)) {
alert(a.member);
}
Lots of Members
If you need to check a lot of ...
How do you serialize a model instance in Django?
There is a lot of documentation on how to serialize a Model QuerySet but how do you just serialize to JSON the fields of a Model Instance?
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Can I use a :before or :after pseudo-element on an input field?
I am trying to use the :after CSS pseudo-element on an input field, but it does not work. If I use it with a span , it works OK.
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How is an HTTP POST request made in node.js?
...ure-compiler.appspot.com',
port: '80',
path: '/compile',
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
'Content-Length': Buffer.byteLength(post_data)
}
};
// Set up the request
var post_req = http.request(post...
SQL Server: Database stuck in “Restoring” state
...may have more sucess using the restore database wizard in SQL Server Management Studio. This way you can select the specific file locations, the overwrite option, and the WITH Recovery option.
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How to quit android application programmatically
I Found some codes for quit an Android application programatically. By calling any one of the following code in onDestroy() will it quit application entirely?
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How to create a self-signed certificate for a domain name for development?
I have subdomain.example.com that I use for development purposes. My web application solution contains a web API etc, that I need to call from external systems, hence I am not using localhost.
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Can you remove elements from a std::list while iterating through it?
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You have to increment the iterator first (with i++) and then remove the previous element (e.g., by using the returned value from i++). You can change the code to a while loop like so:
std::list<item*>::iterator i = items.begin();
whil...
How to check in Javascript if one element is contained within another
How can I check if one DOM element is a child of another DOM element? Are there any built in methods for this? For example, something like:
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