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UIButton title text color
...clicked or otherwise changes state, the code in the button resets the titleLabel's properties to match the internal settings the button has for that state.
– psycotica0
Jan 17 '14 at 17:03
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Get class name of django model
...ct_name)
# Book
print(Book._meta.model_name)
# book
print(Book._meta.app_label)
# my_app
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What are some (concrete) use-cases for metaclasses?
...
cls = type.__new__(meta, name, bases, attrs)
cls._label = 'Made in %s' % meta.__name__
return cls
attrs['__new__'] = __new__
return type.__new__(meta, name, bases, attrs)
class China(type):
__metaclass__ = MetaMetaclass
class Taiwan(type):
...
How to delete duplicate lines in a file without sorting it in Unix?
... line from input stream or file and print it once.
use :loop command set a label named loop.
use N to read next line into the pattern space.
use s/^(.*)\n\1$/\1/ to delete current line if the next line is same with current line, we use s command to do the delete action.
if the s command is executed ...
Activity restart on rotation Android
...ty"
android:configChanges="orientation|keyboardHidden"
android:label="@string/app_name">
or for Android 3.2 (API level 13) and newer:
<activity android:name=".MyActivity"
android:configChanges="keyboardHidden|orientation|screenSize"
android:label="@string/app_name"&g...
Multiple submit buttons on HTML form – designate one button as default [duplicate]
... tabindex="-1"></button>
<div class="form-group">
<label for="test-input">Focus into this input: </label>
<input type="text" id="test-input" class="form-control" name="test-input" placeholder="Focus in here and press enter / go" />
</div>
1st butt...
Calculating distance between two points, using latitude longitude?
...s a and c? Are these the sides of a right-angled triangle with traditional labels a, b and c?
– AlainD
Jan 31 '17 at 15:30
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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...数据库中的数据来进行认证，以此来判定收件人所在的域是否为自己所负责的域，并且判断是否为其中继邮件。
需求：为公司建立邮件服务器，公司全部员工使用统一的域名，内网IP为：192.168.0.115
操作系统：RHEL5
所用...
Create a menu Bar in WPF?
...Left" Width="140"/>
</MenuItem>
</Menu>
<Label Content="Label"/>
</StackPanel>
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What is the difference between -viewWillAppear: and -viewDidAppear:?
...e view was loaded into memory. So for example, if my view is a form with 3 labels, I would add the labels here; the view will never exist without those forms.
2) ViewWillAppear: I use ViewWillAppear usually just to update the data on the form. So, for the example above, I would use this to actually...