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iOS 5 fixed positioning and virtual keyboard
...k Retallack
16.7k1616 gold badges8484 silver badges109109 bronze badges
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iPhone UIView Animation Best Practice
...ions:context: method:
Use of this method is discouraged in iPhone OS 4.0 and later. You should use the block-based animation methods instead.
Eg of Block-based Animation based on Tom's Comment
[UIView transitionWithView:mysuperview
duration:0.75
options:U...
Warning message: In `…` : invalid factor level, NA generated
...of 2 variables:
$ Type : Factor w/ 1 level "": NA 1 1
$ Amount: chr "100" "0" "0"
>
> fixed <- data.frame("Type" = character(3), "Amount" = numeric(3),stringsAsFactors=FALSE)
> fixed[1, ] <- c("lunch", 100)
> str(fixed)
'data.frame': 3 obs. of 2 variables:
$ Type : chr ...
Why is the apt-get function not working in the terminal on Mac OS X v10.9 (Mavericks)?
...edHat based systems.
Alpine based systems use apk.
Warning
As of 25 April 2016, homebrew opts the user in to sending analytics by default. This can be opted out of in two ways:
Setting an environment variable:
Open your favorite environment variable editor.
Set the following: HOMEBREW_NO_ANALYTICS=...
tag in Twitter Bootstrap not functioning correctly?
...
140
the css property of <hr> are :
hr {
-moz-border-bottom-colors: none;
-moz-border-imag...
Remove leading zeros from a number in Javascript [duplicate]
...
We can use four methods for this conversion
parseInt with radix 10
Number Constructor
Unary Plus Operator
Using mathematical functions (subtraction)
const numString = "065";
//parseInt with radix=10
let number = parseInt(numString, 10);
console.log(number);
// Number construc...
Escaping single quote in PHP when inserting into MySQL [duplicate]
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edited Apr 22 '10 at 3:11
answered Apr 22 '10 at 2:32
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Jan 28 '10 at 10:51
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Java: method to get position of a match in a String?
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260
The family of methods that does this are:
int indexOf(String str)
indexOf(String str, int fr...
How to append text to a text file in C++?
...:app); // append instead of overwrite
outfile << "Data";
return 0;
}
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