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Rails create or update magic?
...this class to implement a create_or_update method. If an object is found it will update it, otherwise it will create a new one.
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How to create hyperlink to call phone number on mobile devices?
...ble, so you might as well include them.
Since we never know where our website visitors are coming from, we need to make phone numbers callable from anywhere in the world. For this reason the + sign is always necessary. The + sign is automatically converted by your mobile carrier to your internation...
What is the best way to iterate over a dictionary?
I've seen a few different ways to iterate over a dictionary in C#. Is there a standard way?
30 Answers
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Truststore and Keystore Definitions
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A keystore contains private keys, and the certificates with their corresponding public keys.
A truststore contains certificates from other parties that you expect to communicate with, or from Certificate Authorities that you trust to identify other parties.
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What REST PUT/POST/DELETE calls should return by a convention?
I've found a good post describing POST/PUT differences: POST vs PUT
But it still doesn't answer my question.
5 Answers
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Android EditText delete(backspace) key event
How can I detect delete (backspace) key event for a editText? I've tried using TextWatcher, but when the editText is empty, when I press delete key, nothing happens. I want to detect delete key press foe an editText even if it has no text.
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How do I parse command line arguments in Bash?
Say, I have a script that gets called with this line:
37 Answers
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How to add to the PYTHONPATH in Windows, so it finds my modules/packages?
...that has worked for me which I hadn't found in any of the docs offered.
EDIT: For those who are not able to get it,
Please add
C:\Python27;
along with it. Else it will never work.
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Correct format specifier for double in printf
What is the correct format specifier for double in printf? Is it %f or is it %lf ? I believe it's %f , but I am not sure.
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What does the NS prefix mean?
Many classes in Cocoa/Cocoa Touch have the NS prefix. What does it mean?
9 Answers
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