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What is __future__ in Python used for and how/when to use it, and how it works
... why they must be at the top of the file. They give new -- or different -- meaning to words or symbols in your file. From the docs:
A future statement is a directive to the compiler that a particular module should be compiled using syntax or semantics that will be available in a specified future...
How can I tell jackson to ignore a property for which I don't have control over the source code?
...related to Hibernate's bi-directional relationships. I wanted to show one side of the relationship and programmatically ignore the other, depending on what view I was dealing with. If you can't do that, you end up with nasty StackOverflowExceptions. For instance, if I had these objects
public class...
What is the difference between List (of T) and Collection(of T)?
...ort, it's much easier to extend it after the fact, which could potentially mean a lot less refactoring.
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How can I make a button redirect my page to another page? [duplicate]
...t to the button:
<button onclick="location.href = 'www.yoursite.com';" id="myButton" class="float-left submit-button" >Home</button>
But you shouldn't really have it inline like that, instead, put it in a JS block and give the button an ID:
<button id="myButton" class="float-left ...
Returning a file to View/Download in ASP.NET MVC
...n't work correctly when the filename contains international characters outside US-ASCII.
– Oskar Berggren
Feb 25 '16 at 23:49
1
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How can I draw vertical text with CSS cross-browser?
...lso accepts left, right, top, bottom coordinates; not required, but a good idea for styling */
-webkit-transform-origin: 50% 50%;
-moz-transform-origin: 50% 50%;
-ms-transform-origin: 50% 50%;
-o-transform-origin: 50% 50%;
transform-origin: 50% 50%;
/* Should be unset in IE9+ I think. *...
c# datatable insert column at position 0
...e how to do :
DataTable dt = new DataTable();
dt.Columns.Add("ID");
dt.Columns.Add("FirstName");
dt.Columns.Add("LastName");
dt.Columns.Add("Address");
dt.Columns.Add("City");
// The table structure is:
//ID FirstName LastName Address ...
What are five things you hate about your favorite language? [closed]
...
Wow, I'm surprised that SQL hasn't made it up here yet. Guess that means nobody loves it :)
Inconsistent syntax across implementations
Subtle code differences can have massive performance ramifications for seemingly obscure reasons
Poor support for text manipulation
Easy cost of entry but ...
Random float number generation
...atically incorrect. RAND_MAX is a very small number (typically 2^16). That means that from 23 bits of the floating point you make only 15 random. The others will be probably zero. You will indeed get random numbers in uniform distribution but of low precision. For example your random generator can g...
CSS - Expand float child DIV height to parent's height
...in-bottom: -32768px;
}
This is slightly tricky, and the negative margin means that the "true" bottom of the columns is obscured. This in turn means you can't position anything relative to the bottom of those columns because that's cut off by overflow: hidden. Note that in addition to inline-blo...