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When to use ko.utils.unwrapObservable?
...e when to use ko.utils.unwrapObservable(item) Looking at the code, that call basically checks to see if item is an observable. If it is, return the value(), if it's not, just return the value. Looking at the section on Knockout about creating custom bindings, they have the following syntax:
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How do you use https / SSL on localhost?
...t, etc.). Note that depending on configuration the site may still automatically start with the URL rather than the SSL URL. You can see the SSL URL - note the port number and replace it in your browser address bar, you should be able to get in and test.
From there you can right click on your projec...
Intercepting links from the browser to open my Android app
...pp to open a link when user clicks on an URL of a given pattern instead of allowing the browser to open it. This could be when the user is on a web page in the browser or in an email client or within a WebView in a freshly-minted app.
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Help with C# generics error - “The type 'T' must be a non-nullable value type”
...nt required by Nullable<T> itself. In other words, you could try to call:
CoalesceMax<string>(...)
which wouldn't make sense, as Nullable<string> isn't valid.
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T-SQL get SELECTed value of stored procedure
In T-SQL, this is allowed:
4 Answers
4
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Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?
...ur UIColor method requires a float from 0-1, not 0-255. You need to divide all your RGB values by 255.0, as follows:
self.tableView.seperatorColor = [UIColor colorWithRed:127.0f/255.0f green:127.0f/255.0f blue:127.0f/255.0f alpha:1.0f];
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How to attach debugger to iOS app after launch?
...ach. part. It doesn't work. I use the process name to wait for the app to call. I launch the app on the iPhone, but the debugger never realizes the app has started.
– Jonny
Feb 7 '13 at 7:59
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Undefined reference to static constexpr char[]
...he same semantics as a function declared inline: it can be defined, identically, in
multiple translation units, must be defined in every translation unit in which it is odr-used, and
the behavior of the program is as if there is exactly one variable.
and modified [basic.def]p2:
A declar...
Linq: GroupBy, Sum and Count
...oint me out to use First() and leave out SelectMany. The ResultLine is actually a ViewModel. The price will get formatted with currency sign. That's why I need it to be a string. But i could change quantity to int.. I'll see now if this may also help for my website. I'll let you know.
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Timeout command on Mac OS X?
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You can use
brew install coreutils
And then whenever you need timeout, use
gtimeout
..instead. To explain why here's a snippet from the Homebrew Caveats section:
Caveats
All commands have been installed with the prefix 'g'.
If ...