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Macro vs Function in C
...* a
works fine when used with an integer:
square(5) --> 5 * 5 --> 25
but does very strange things when used with expressions:
square(1 + 2) --> 1 + 2 * 1 + 2 --> 1 + 2 + 2 --> 5
square(x++) --> x++ * x++ --> increments x twice
Putting parentheses around arguments helps b...
CocoaPods - use specific pod version
...macOS app. I have compilation errors with AFNetworking (current version, 1.2.1) and saw that these didn't exist in the previous version (1.2.0).
...
How to do INSERT into a table records extracted from another table
...
285
No "VALUES", no parenthesis:
INSERT INTO Table2(LongIntColumn2, CurrencyColumn2)
SELECT LongI...
How to remove new line characters from a string?
...
332
I like to use regular expressions. In this case you could do:
string replacement = Regex.Replac...
Remove non-utf8 characters from string
...# double-byte sequences 110xxxxx 10xxxxxx
| [\xE0-\xEF][\x80-\xBF]{2} # triple-byte sequences 1110xxxx 10xxxxxx * 2
| [\xF0-\xF7][\x80-\xBF]{3} # quadruple-byte sequence 11110xxx 10xxxxxx * 3
){1,100} # ...one or more times
)
| . ...
Should I use `this` or `$scope`?
...
229
Both have their uses. First, some history ...
$scope is the "classic" technique while "contro...
How to show SQL queries run in the Rails console?
...
254
Rails 3+
Enter this line in the console:
ActiveRecord::Base.logger = Logger.new(STDOUT)
Ra...
A Java collection of value pairs? (tuples?)
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255
The Pair class is one of those "gimme" generics examples that is easy enough to write on your ...
Defining a percentage width for a LinearLayout? [duplicate]
...ton>
<Button
android:text="Button2"
android:layout_width="fill_parent"
android:layout_height="wrap_content">
</Button>
<Button
android:text="Button3"
...