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Xcode “The private key for is not installed on this mac - distributing”
...on Certificate by going to XCode Preferences->Accounts->View Details and then clicking the + underneath the list of signing identities.
Go back to the developer website and make sure all your provisioning profiles are configured with the new certificate. (They should all be listed as Active wh...
Java: recommended solution for deep cloning/copying an instance
...ializationUtils - using serialization - if all classes are in your control and you can force implementing Serializable.
Java Deep Cloning Library - using reflection - in cases when the classes or the objects you want to clone are out of your control (a 3rd party library) and you can't make them impl...
Accessing localhost:port from Android emulator
...ith the IP address "10.0.2.2".
This has been designed in this way by the Android team. So your webserver can perfectly run at localhost and from your Android app you can access it via "http://10.0.2.2:<hostport>".
If your emulator must access the internet through a proxy server, you can con...
jQuery: count number of rows in a table
...
Use a selector that will select all the rows and take the length.
var rowCount = $('#myTable tr').length;
Note: this approach also counts all trs of every nested table!
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Difference between “or” and || in Ruby? [duplicate]
What's the difference between the or and || operators in Ruby? Or is it just preference?
8 Answers
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SVN checkout ignore folder
...rsion/project/trunk my_checkout --depth immediates
This will check files and directories from your project trunk into 'my_checkout', but not recurse into those directories. Eg:
$ cd my_checkout && ls
bar/ baz foo xyzzy/
Then to get the contents of 'bar' down:
$ cd bar && svn u...
How do I cancel form submission in submit button onclick event?
... then your form doesn't submit.
You should also probably move your event handler from inline.
document.getElementById('my-form').onsubmit = function() {
return isValidForm();
};
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Type hinting a collection of a specified type
...eous list (or other collection) for the purpose of type hinting in PyCharm and other IDEs?
5 Answers
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Python SQL query string formatting
...bugging
my application I'd like to log to file all the sql query strings, and it is
important that the string is properly formated.
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Where can I find the “clamp” function in .NET?
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Where would I put this and is calling CompareTo slower than comparing with < (for integral types)?
– Danvil
Apr 21 '10 at 13:55
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