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R apply function with multiple parameters
I have a function f(var1, var2) in R. Suppose we set var2 = 1 and now I want to apply the function f() to the list L . Basically I want to get a new list L* with the outputs
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CSS styling in Django forms
..."class":css})
Put this in your app's templatetags/ folder and you can now do
{{field|addcss:"form-control"}}
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“register” keyword in C?
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@Euro: You probably know this, but just to be explicit, the compiler is required to prevent the address of a register variable from being taken; this is the only mandatory effect of the register keyword. Even this is sufficient to improve optimi...
Inner text shadow with CSS
...nt:
h1 {
color: transparent;
background-color: #cc8100;
}
Step 2
Now, we crop that background to the shape of the text:
h1 {
color: transparent;
background-color: #cc8100;
background-clip: text;
}
Step 3
Now, the magic: we'll put a blurred text-shadow, which will be in front
of...
Thread vs ThreadPool
...O), and their work will be short-lived, use the threadpool. If you don't know how many, but their work will be long-running, there's nothing in the platform to help you - but you might be able to find alternative threadpool implementations that fit.
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Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
...at references another, but it is failing for some reason. With my limited knowledge of MySQL, the only thing that could possibly be suspect is that there is a foreign key on a different table referencing the one I am trying to reference.
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How do I concatenate multiple C++ strings on one line?
...) {
ostringstream os;
os << t;
return os.str();
}
You can now say things like:
string s = string("The meaning is ") + Str( 42 );
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Making Maven run all tests, even when some fail
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@wlnirvana I've edited the post now with this link (so feel free to delete your comment...)
– Steve Chambers
Apr 24 at 10:10
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Only parameterless constructors and initializers are supported in LINQ to Entities
...query.ToList().Select(r => new OrderDetails(r.order, r.orderDetail));
Now your custom object (which takes two objects as a parameter) can populate your properties as needed.
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npm: disable postinstall script for package
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"postinstall": "node ./scripts/skip.js || npm run build",
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}
now just set the environment variable SKIP_BUILD=1 to prevent your package from building and your dependencies will build just fine
SKIP_BUILD=1 npm install
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