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CORS - What is the motivation behind introducing preflight requests?
...change this), but in a world with CORS the preflight mechanism provides an extra 'sanity check' so that clients and servers don't break because the underlying rules of the web have changed.
Servers that are still under development, but which contain a lot of old code and for which it's not feasible/...
Are there good reasons not to use an ORM? [closed]
...ication on any platform on which you intend to support it, a little bit of extra porting effort for some stored procedures isn't going to make a lot of difference to your TCO. For a first approximation, 98% portable is just as good as 100% portable, and far better than convoluted or poorly performi...
Center a column using Twitter Bootstrap 3
...s Bootstrap's own offset classes so it requires no change in markup and no extra CSS. The key is to set an offset equal to half of the remaining size of the row. So for example, a column of size 2 would be centered by adding an offset of 5, that's (12-2)/2.
In markup this would look like:
<div ...
How can I get zoom functionality for images?
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public class TouchImageView extends ImageView {
private static final String TAG = "Touch";
// These matrices will be used to move and zoom image
Matrix matrix = new Matrix();
Matrix savedMatrix = new Matrix();
// We can be in one of these 3 states
static final int NONE = 0...
Extending the User model with custom fields in Django
...ing the fields for additional information. This one-to-one model is often called a profile model, as it might store non-auth related information about a site user.
That said, extending django.contrib.auth.models.User and supplanting it also works...
Substituting a custom User model
Some kinds of p...
How do I apply a CSS class to Html.ActionLink in ASP.NET MVC?
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@ewomack has a great answer for C#, unless you don't need extra object values. In my case, I ended up using something similar to:
@Html.ActionLink("Delete", "DeleteList", "List", new object { },
new { @class = "delete"})
...
Concat scripts in order with Gulp
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Cool guys, these two masterpieces are awesome. I just finally set up my gulp.js file to work how I want, wrote in some html, saved the file and boom a site built with the best frameworks and good practices at the touch of a button. Plus updates will be easy, if you're not using eit...
IN vs OR in the SQL WHERE Clause
... say you should profile on a specific implementation. I'd imagine that the extra structure of the IN method makes it easier to optimize than a whole bunch of possibly related OR clauses. I'd be surprised if there is an engine where the OR method is faster, but I'm not surprised that there are times ...
Mapping over values in a python dictionary
..., f(kv[1])), my_dictionary.iteritems()))
but that's not that readable, really.
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Call a python function from jinja2
I am using jinja2, and I want to call a python function as a helper, using a similar syntax as if I were calling a macro. jinja2 seems intent on preventing me from making a function call, and insists I repeat myself by copying the function into a template as a macro.
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