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Is there a builtin identity function in python?
... in summary, there's no identity function defined in Python because:
The formal definition (a single argument function) isn't that useful, and is trivial to write.
Extending the definition to multiple arguments is not well-defined in general, and you're far better off defining your own version tha...
Catch multiple exceptions in one line (except block)
...You may see code that assigns the error with a comma. This usage, the only form available in Python 2.5 and earlier, is deprecated, and if you wish your code to be forward compatible in Python 3, you should update the syntax to use the new form:
import sys
try:
mainstuff()
except (KeyboardInte...
Posting a File and Associated Data to a RESTful WebService preferably as JSON
...ation requires the client to upload a file (usually an image) as well as information about the image.
11 Answers
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Twitter's typeahead.js suggestions are not styled (have no border, transparent background, etc.)
...
.tt-suggestion p {
margin: 0;
}
This assumes your input will have the form-control class. For my example, it's like this:
<input class="typeahead form-control" type="text" placeholder="States of USA">
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What are the differences between JSON and JavaScript object? [duplicate]
...t you should know what JSON is:
It is language agnostic data-interchange format.
The syntax of JSON was inspired by the JavaScript Object Literal notation, but there are differences between them.
For example, in JSON all keys must be quoted, while in object literals this is not necessary:
// J...
What are the implications of using “!important” in CSS? [duplicate]
...site I have visited on the web, and I see it, sadly, more often than not.
Form Text Editor Fields
You have a website, and your website depends on filling out forms and editing text. To try to minimize eye strain you try to go with a style you think everyone will be okay with, and since your users...
REST API Best practice: How to accept list of parameter values as input [closed]
...mmunity input on best practices around how we should have input parameters formatted:
6 Answers
...
How to hide only the Close (x) button?
... it, but you can disable it by overriding the CreateParams property of the form.
private const int CP_NOCLOSE_BUTTON = 0x200;
protected override CreateParams CreateParams
{
get
{
CreateParams myCp = base.CreateParams;
myCp.ClassStyle = myCp.ClassStyle | CP_NOCLOSE_BUTTON ;
...
How to send FormData objects with Ajax-requests in jQuery? [duplicate]
The XMLHttpRequest Level 2 standard (still a working draft) defines the FormData interface. This interface enables appending File objects to XHR-requests (Ajax-requests).
...
is there a Java equivalent to null coalescing operator (??) in C#? [duplicate]
...hort-hand syntax for a null coalescing operator. You must use the expanded form.
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