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Center image horizontally within a div
...d question but since the usual ways of center aligning an image are not working I thought I would ask. How can I center align (horizontally) an image inside its container div?
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What is the difference between MySQL, MySQLi and PDO? [closed]
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AbraCadaver
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answered Feb 3 '10 at 9:05
Matthew FlaschenMatthe...
Android disable screen timeout while app is running
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You want to use something like this:
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
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How to pass prepareForSegue: an object
...fferent object (that holds data) depending on which callout button was clicked.
10 Answers
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Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT
Before KitKat (or before the new Gallery) the Intent.ACTION_GET_CONTENT returned a URI like this
19 Answers
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How can I check a C# variable is an empty string “” or null? [duplicate]
I am looking for the simplest way to do a check. I have a variable that can be equal to "" or null. Is there just one function that can check if it's not "" or null?
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Omit rows containing specific column of NA
I want to know how to omit NA values in a data frame, but only in some columns I am interested in.
8 Answers
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Direct casting vs 'as' operator?
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John Weisz
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answered Sep 25 '08 at 10:16
SanderSander
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What is an anti-pattern?
...ut patterns, but I don't get anti-patterns. Definitions from the web and Wikipedia confuse me a lot.
14 Answers
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Debugging in Clojure? [closed]
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There's also dotrace, which allows you to look at the inputs and outputs of selected functions.
(use 'clojure.contrib.trace)
(defn fib[n] (if (< n 2) n (+ (fib (- n 1)) (fib (- n 2)))))
(dotrace [fib] (fib 3))
produces the output:
TRACE t4425: (fib 3)
TRACE t4426...