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Encode String to UTF-8
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Technically speaking, byte[] doesn't have any encoding. Byte array PLUS encoding can give you string though.
– Peter Štibraný
Apr 20 '11 at 14:34
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ERROR: Error installing capybara-webkit:
... path to where qt5 is installed. export QMAKE=/usr/local/Cellar/qt5/5.5.1_1/bin/qmake
– Seth Jeffery
Nov 16 '15 at 8:59
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Extracting the last n characters from a string in R
... @mdsumner points out. Consider:
x <- c("some text in a string", "I really need to learn how to count")
substrRight(x, 6)
[1] "string" " count"
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Django - filtering on foreign key properties
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You can add a .query.as_sql() to see what sql will actually be executed.
– fastmultiplication
Jul 17 '10 at 5:19
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Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
...rning may disappear, but if you don't specify a filter then you will not really fix the security issue NetBeans is pointing out. For example, if you are expecting an int, use: filter_input(INPUT_POST, 'var_name', FILTER_SANITIZE_NUMBER_INT)
– HoffZ
Jul 18 '14 a...
Python in Xcode 4+?
...d it out! The steps make it look like it will take more effort than it actually does.
These instructions are for creating a project from scratch. If you have existing Python scripts that you wish to include in this project, you will obviously need to slightly deviate from these instructions.
If yo...
What part of Hindley-Milner do you not understand?
...re are multiple expressions in [above], then consider them anded together; all of the [above] must be true in order to guarantee the [below].
: means has type
∈ means is in. (Likewise ∉ means "is not in".)
Γ is usually used to refer to an environment or context; in this case it can be thought o...
Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?
... are woefully inadequate about explaining this.
dispatchTouchEvent is actually defined on Activity, View and ViewGroup. Think of it as a controller which decides how to route the touch events.
For example, the simplest case is that of View.dispatchTouchEvent which will route the touch event to ei...
Remove blank attributes from an Object in Javascript
How do I remove all attributes which are undefined or null in a JavaScript object?
37 Answers
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Why is the String class declared final in Java?
... have two strings that look alike when "seen as Strings", but that are actually different.
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