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What is a provisioning profile used for when developing iPhone applications?
...on of digital entities that uniquely ties developers and devices to an authorized iPhone Development Team and enables a device to be used for testing. A Development Provisioning Profile must be installed on each device on which you wish to run your application code. Each Development Provisioning Pro...
Which is the best library for XML parsing in java [closed]
I'm searching the java library for parsing XML (complex configuration and data files), I googled a bit but couldn't found other than dom4j (Seems like they are working on V2).. I have taken look at commons configuration but didn't like it, Other apache projects on XML seems under hibernation. I have...
django syncdb and an updated model
...o python manage.py syncdb , it doesn't add the new field to the database for the model. How can I fix this ?
7 Answers
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in entity framework code first, how to use KeyAttribute on multiple columns
I'm creating a POCO model to use with entity framework code first CTP5. I'm using the decoration to make a property map to a PK column. But how can I define a PK on more then one column, and specifically, how can I control order of the columns in the index? Is it a result of the order of propert...
Start ssh-agent on login
...through this article. You may find this very useful:
http://mah.everybody.org/docs/ssh
Just in case the above link vanishes some day, I am capturing the main piece of the solution below:
This solution from Joseph M. Reagle by way of Daniel Starin:
Add this following to your .bash_profile
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“for line in…” results in UnicodeDecodeError: 'utf-8' codec can't decode byte
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As suggested by Mark Ransom, I found the right encoding for that problem. The encoding was "ISO-8859-1", so replacing open("u.item", encoding="utf-8") with open('u.item', encoding = "ISO-8859-1") will solve the problem.
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Handling an empty UITableView. Print a friendly message
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UITableView's backgroundView property is your friend.
In viewDidLoad or anywhere that you reloadData you should determine if there your table is empty or not and update the UITableView's backgroundView property with a UIView containing a UILabel or just set it to nil. That's it.
It is of cou...
Display number with leading zeros
...nd Python 3) you can do:
print "%02d" % (1,)
Basically % is like printf or sprintf (see docs).
For Python 3.+, the same behavior can also be achieved with format:
print("{:02d}".format(1))
For Python 3.6+ the same behavior can be achieved with f-strings:
print(f"{1:02d}")
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How do I create a SHA1 hash in ruby?
... FYI: Digest is part of the Ruby Standard Library (ruby-doc.org/stdlib-1.9.2/libdoc/digest/rdoc/index.html). It includes implementations for SHA1, SHA2, MD5 and others hash algorithms.
– jwfearn
Jun 11 '12 at 18:07
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How can I reverse a NSArray in Objective-C?
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For obtaining a reversed copy of an array, look at danielpunkass' solution using reverseObjectEnumerator.
For reversing a mutable array, you can add the following category to your code:
@implementation NSMutableArray (Revers...