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What does the 'b' character do in front of a string literal?
...nce of the bytes type instead of the str type. They may only contain ASCII characters; bytes with a numeric value of 128 or greater must be expressed with escapes.
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How to get a list of MySQL views?
...to leave the "IN database_name" away if you look for view in the currently selected DB.
– kraftb
Jun 2 '15 at 17:11
To...
(How) can I count the items in an enum?
...hich does what I described. namespace gx { enum struct DnaNucleobase : char { A, C, G, T }; } Then: namespace std { template<> struct numeric_limits<enum ::gx::DnaNucleobase> { typedef enum ::gx::DnaNucleobase value_ty...
Replacement for “rename” in dplyr
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The next version of dplyr will support an improved version of select that also incorporates renaming:
> mtcars2 <- select( mtcars, disp2 = disp )
> head( mtcars2 )
disp2
Mazda RX4 160
Mazda RX4 Wag 160
Datsun 710 108
Hornet 4 Drive 258
H...
How can I concatenate two arrays in Java?
...itive arrays:
Booleans.concat(first, second)
Bytes.concat(first, second)
Chars.concat(first, second)
Doubles.concat(first, second)
Shorts.concat(first, second)
Ints.concat(first, second)
Longs.concat(first, second)
Floats.concat(first, second)
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Why does the jquery change event not trigger when I set the value of a select using val()?
... not being run when the value is set by val() , but it does run when user selects a value with their mouse. Why is this?
9...
“Unresolved inclusion” error with Eclipse CDT for C standard library headers
...lipse, you open the Properties of your project, expand "C/C++ General" and select "Paths and Symbols".
Make sure you have added the include dir for each language you are using. (In my case, I needed to just add it to GNU C++.)
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Difference between \n and \r?
...-line instead
in Windows (and many old OSs), the code for end of line is 2 characters, \r\n, in this order
as a (surprising;-) consequence (harking back to OSs much older than Windows), \r\n is the standard line-termination for text formats on the Internet
for electromechanical teletype-like "termin...
warning: [options] bootstrap class path not set in conjunction with -source 1.5
...button. Then in the Java Platform Manager window click Add Platform... and select: Java Standard Edition, click Next and browse to /usr/lib/jvm/java-7-openjdk-amd64 (or whatever is the location of the JDK 1.7 version). The Platform name will be set to JDK1.7. Just click Finish and you're done.
You ...
shortcut in Android Studio to locate the current editing src file
...l from Source (right click the empty area to the left of said button) now selects the opened file in the tree. Also, after enabling it, the button is removed.
– FirstOne
Nov 28 '17 at 12:28
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