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UnicodeDecodeError, invalid continuation byte
...on Wikipedia, you’ll see that such a byte must be followed by two of the form 10xx xxxx. So, for example:
>>> b'\xe9\x80\x80'.decode('utf-8')
u'\u9000'
But that’s just the mechanical cause of the exception. In this case, you have a string that is almost certainly encoded in latin 1. ...
Populating a razor dropdownlist from a List in MVC
...
Inside the controller create a method to get your UserRole list and transform it into the form that will be presented in the view.
Controller:
private IEnumerable<SelectListItem> GetRoles()
{
var dbUserRoles = new DbUserRoles();
var roles = dbUserRoles
.GetRoles()
...
How to keep one variable constant with other one changing with row in excel
...
Use this form:
=(B0+4)/$A$0
The $ tells excel not to adjust that address while pasting the formula into new cells.
Since you are dragging across rows, you really only need to freeze the row part:
=(B0+4)/A$0
Keyboard Shortcut...
Python Nose Import Error
...s at all will result in Ran 0 tests, not any import error. In its present form this answer is not useful.
– gerrit
Feb 19 '19 at 10:08
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how to convert an RGB image to numpy array?
... that would enable np.array to convert its underlying data into an ndarray format. You need to omit the use of img.load() and deal only with the result of Image.open(...).
– ely
May 5 '17 at 15:40
...
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...
How to style readonly attribute with CSS?
... input:read-only is the "mutability pseudo-class aiming at making form styling easier based on disabled, readonly and contenteditable HTML Attributes" As mentioned here, css-tricks.com/almanac/selectors/r/read-write-read, various implementations are quite wonky.
– peat...
How to add a button to UINavigationBar?
...tate.
If you want to display one of the special symbolic buttons, use the form initWithBarButtonSystemItem:target:action with a value like UIBarButtonSystemItemAdd
Remember, the meaning of that symbol is up to you, but be careful of the Human Interface Guidelines. Using UIBarButtonSystemItemAdd t...
How can I have grep not print out 'No such file or directory' errors?
...by git, and whenever I do a grep, I see piles and piles of messages of the form:
9 Answers
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Chrome Uncaught Syntax Error: Unexpected Token ILLEGAL [duplicate]
...ith it. No errors in firefox, and the script works as expected. Just using form validation
4 Answers
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