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Xcode variables
... I love the way that Xcode refuses to show that page if you type in "build settings" in a search box - you get the OTHER kind of build setting, with no reference to these variables. Ditto if you put "build variables". Someone should teach Apple how to write a search algorithm :)
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Django queries - id vs pk
... meta = meta or self._meta
return getattr(self, meta.pk.attname)
def _set_pk_val(self, value):
return setattr(self, self._meta.pk.attname, value)
pk = property(_get_pk_val, _set_pk_val)
It is really a rare case when I need to use a variable named pk. I prefer using something more verbose...
UICollectionView's cellForItemAtIndexPath is not being called
...tionViewFlowLayout's height was too big.
[self.myCollectionViewFlowLayout setItemSize:CGSizeMake(320, 548)];
If I change the height to 410, it will execute cellForItemAtIndexPath.
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Why use strong named assemblies?
... came across a significant change of behavior when it comes to application settings:
If you use the automatic app or user scoped application settings provided by VisualStudio (inheriting System.Configuration.ApplicationSettingsBase) then a strong named EXE will create exactly 1 directory inside %LO...
WPF: Grid with column/row margin/padding?
...ity.
You can add extra rows or columns as you suggested. But you can also set margins on a Grid element itself, or anything that would go inside a Grid, so that's your best workaround for now.
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Why JSF saves the state of UI components on server?
...a for example has a default limit of 15 logical views when state saving is set to session. This is configureable with the following context param in web.xml:
<context-param>
<param-name>com.sun.faces.numberOfLogicalViews</param-name>
<param-value>15</param-value>...
Append an element with fade in effect [jQuery]
...Is there a reason you first hide then append (because it's faster to first set a style before attaching to the DOM, or something like that) or does it not make a difference?
– qwertymk
Jan 14 '11 at 3:12
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Prevent user from seeing previously visited secured page after logout
...hecks on the server will be executed. You can do this using a Filter which sets the necessary response headers in the doFilter() method:
@WebFilter
public class NoCacheFilter implements Filter {
@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) thro...
Setting action for back button in navigation controller
...o the shouldPop check and cycling through the navigation bar subviews, and setting the alpha value back to 1 if needed inside an animation block: gist.github.com/idevsoftware/9754057
– boliva
Mar 25 '14 at 2:12
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How to add -Xlint:unchecked to my Android Gradle based project?
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@aleb, I assume you mean only apply the setting to the current build.gradle and not to all build.gradle's (i.e. allprojects). In that case, don't wrap it in an allprojects closure.
– TheChrisPratt
Jul 23 '14 at 6:17
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