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How do I create a file and write to it in Java?
What's the simplest way to create and write to a (text) file in Java?
33 Answers
33
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Plot correlation matrix into a graph
...
Quick, dirty, and in the ballpark:
library(lattice)
#Build the horizontal and vertical axis information
hor <- c("214", "215", "216", "224", "211", "212", "213", "223", "226", "225")
ver <- paste("DM1-", hor, sep="")
#Build the fa...
How to perform file system scanning
...e versions of GO in the near future.
There's actually a function in the standard lib just for this: filepath.Walk.
package main
import (
"path/filepath"
"os"
"flag"
)
type visitor int
// THIS CODE NO LONGER WORKS, PLEASE SEE ABOVE
func (v visitor) VisitDir(path string, f *os.FileInf...
Is there a max array length limit in C++?
... the restrictions of the size type used to describe an index in the array (and the size thereof). It is given by the maximum value the system's std::size_t can take. This data type is large enough to contain the size in bytes of any object
The other limit is a physical memory limit. The larger your...
Gridview height gets cut
...gridview height is always too little, so that it only shows the first row, and a little part of the second.
6 Answers
...
What does the “===” operator do in Ruby? [duplicate]
...so equal to a. Also, one would expect equality to be transitive: if a == b and b == c, then a == c. While there is no way to actually guarantee that in a single-dispatch language like Ruby, you should at least make an effort to preserve this property (for example, by following the coerce protocol).
...
Can I force a page break in HTML printing?
I'm making a HTML report that is going to be printable, and it has "sections" that should start in a new page.
10 Answers
...
Profiling Vim startup time
...with how long Vim takes to start now, so I’d like to profile its startup and see which of the many plugins I have are responsible.
...
Pass correct “this” context to setTimeout callback?
...'t suggested in the original answer because it wasn't yet widely supported and you needed polyfills to use it but now it's everywhere:
if (this.options.destroyOnHide) {
setTimeout(function(){ this.tip.destroy() }.bind(this), 1000);
}
The bind function creates a new function with the this val...
Detecting a mobile browser
...m detectmobilebrowsers.com):
Here's a function that uses an insanely long and comprehensive regex which returns a true or false value depending on whether or not the user is browsing with a mobile.
window.mobileCheck = function() {
let check = false;
(function(a){if(/(android|bb\d+|meego).+mob...