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What is the difference between IQueryable and IEnumerable?
...es, meaning the custom query logic it receives, e.g., a predicate or value selector, is in the form of an expression tree instead of a delegate to a method.
IEnumerable<T> is great for working with sequences that are iterated in-memory, but
IQueryable<T> allows for out-of memory things ...
PHP array delete by value (not key)
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Yes, this is effective for selecting multiple array items/keys.
– Oki Erie Rinaldi
Aug 28 '14 at 4:52
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What is the difference between Debug and Release in Visual Studio?
...nfig (debug and release). When publishing, we can publish according to our selection in the publish dialog. But, when running application, despite I select Debug, it uses release config (bacause I set debug config in base and debug config), is that normal?
– Jonathan
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Android: allow portrait and landscape for tablets, but force portrait on phone?
...h their bools.xml files.
values-sw600dp
First of all, from the Project tab select the Project (rather than Android) filter in the navigator.
Then right click the app/src/main/res directory. Choose New > Android Resource Directory.
Select Smallest Screen Width, and then press the >> button....
Getting the value of an attribute in XML
...t like this, assuming the context is the parent element:
<xsl:value-of select="name/@attribute1" />
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Remove a HTML tag but keep the innerHtml
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$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element.
For the greatest performance, always go native:
var b = document.ge...
Eclipse: Java, see where class is used
Is there a way in Eclipse to select a Java class, and then bring up a list of all Java files where that class is used within a project?
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How do I get an apk file from an Android device?
...list which apps you got so far.
adb shell pm list packages
Then you may select an app, for instance twitter
adb backup -apk com.twitter.android
An important thing here is to not set up a password for encrypt your backup
This is going to create a file named as backup.ap, but you still can't op...
Why does installing Nokogiri on Mac OS fail with libiconv is missing?
...ed to install xCode command tools to allow you to install libiconv.
xcode-select --install
then install a newer version of libiconv
brew install libiconv
then install your gem
gem install nokogiri -- --with-iconv-dir=/usr/local/Cellar/libiconv/1.14
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?? Coalesce for empty string?
...u call this Coalesce when it doesn't bring the values together, but merely selects the one that isn't empty? It's a confusing name dude.
– Jimmyt1988
Jan 10 '17 at 11:40
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