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Omit rows containing specific column of NA
...
Try this:
cc=is.na(DF$y)
m=which(cc==c("TRUE"))
DF=DF[-m,]
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Using reflect, how do you set the value of a struct field?
...ch I would love to see a simple example somewhere!
– cc young
Jun 19 '11 at 10:57
2
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Web colors in an Android color xml resource file
...r>
<color name="Bisque">#FFE4C4</color>
<color name="Moccasin">#FFE4B5</color>
<color name="NavajoWhite">#FFDEAD</color>
<color name="PeachPuff">#FFDAB9</color>
<color name="Gold">#FFD700</color>
<color name="Pink">#FFC0CB<...
How to replace plain URLs with links?
...h problem that someone has written, debugged and tested a library for it, according to the RFCs. URIs are complex - check out the code for URL parsing in Node.js and the Wikipedia page on URI schemes.
There are a ton of edge cases when it comes to parsing URLs: international domain names, actual (....
What does 'const static' mean in C and C++?
...p;i' then the address will be different for each translation unit.
// foo.cc
static const int i = 0;
'i' has internal linkage, and so cannot be referred to from outside of this translation unit. However, again unless you use its address it will most likely be treated as a type-safe 0.
One thing...
How to stretch div height to fill parent div - CSS
...A{
top: 0;
width: 100%;
height: 35px;
background-color: #99CC00;
}
#B {
top: 35px;
width: 200px;
bottom: 35px;
background-color: #999999;
z-index:100;
}
#B2 {
min-height: 100%;
height: 100%;
margin-top: -35px;
bottom: 0;
background-color: red;
...
How to display gpg key details without importing it?
...ED8E6759A536E 2012-12-26 [E] [revoked: 2014-03-26]
sub rsa4096/0x2D6761A7CC85941A 2012-12-26 [S] [revoked: 2014-03-26]
sub rsa2048/0x9FF7E53ACB4BD3EE 2013-01-23 [S] [expires: 2023-01-21]
sub rsa2048/0x5C88F5D83E2554DF 2013-01-23 [E] [expires: 2023-01-21]
sub rsa4096/0x8E78E44DFB1B55E9 2014-0...
C/C++ include header file order
... Yes, I was referring to overruling standard behavior. It could happen by accident just as, for example, breaking the ODR can happen by accident. The solution is not to use practices that hide when such accidents happen, but to use practices that are most likely to make them blow up as loudly as pos...
How to parse a string to an int in C++?
... answered Jul 6 '12 at 0:48
CC.CC.
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android TextView: setting the background color dynamically doesn't work
...ell I had situation when web service returned a color in hex format like "#CC2233" and I wanted to put this color on textView by using setBackGroundColor(), so I used android Color class to get int value of hex string and passed it to mentioned function. Everything worked.
This is example:
String ...