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Using “like” wildcard in prepared statement
I am using prepared statements to execute mysql database queries. And I want to implement a search functionality based on a keyword of sorts.
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How to force a view refresh without having it trigger automatically from an observable?
Note: this is mostly for debugging and understanding KnockoutJS.
3 Answers
3
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What is float in Java?
...f it is suffixed with an ASCII letter F or f; otherwise its type is double and it can optionally be suffixed with an ASCII letter D or d
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Convert int to char in java
...onding to '1')
If you want to convert a digit (0-9), you can add 48 to it and cast, or something like Character.forDigit(a, 10);.
If you want to convert an int as in ascii value, you can use Character.toChars(48) for example.
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How to filter by object property in angularJS
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I'm not sure to understand. If you want to choose the polarity to filter, you can pass a scope variable instead of a plain text : filter:{polarity:polarityToFilter} where $scope.polarityToFilter is filled by a click on one of the three buttons. Is ...
Check whether a variable is a string in Ruby
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I think you are looking for instance_of?. is_a? and kind_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X ...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
I have two controllers and share data between them with an app.factory function.
5 Answers
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Hidden features of Android development?
I am surprised that there is no Android Hidden Features post yet in the Hidden Features series that I've been tracking for a while now.
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Set TextView text from html-formatted string resource in XML
...native that's not documented (I tripped over it after searching for hours, and finally found it in the bug list for the Android SDK itself). You CAN include raw HTML in strings.xml, as long as you wrap it in
<![CDATA[ ...raw html... ]]>
Example:
<string name="nice_html">
<![CDATA...
How to serialize a lambda?
...unnable & Serializable)() -> System.out.println("Serializable!");
And the lambda automagically becomes serializable.
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