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Get local IP address in node.js
...now doesn't work on windows. Running programs to parse the results seems a bit iffy. Here's what I use.
require('dns').lookup(require('os').hostname(), function (err, add, fam) {
console.log('addr: '+add);
})
This should return your first network interface local ip.
...
Passing variables in remote ssh command
...=$BUILD_NUMBER ~/tools/run_pvt.pl \$BUILD_NUMBER"
In this case this is a bit of an overkill, and note
env BUILD_NUMBER=$BUILD_NUMBER does the meta expansion on the local
host
the remote BUILD_NUMBER environment variable will be used by
the remote shell
...
Can you call Directory.GetFiles() with multiple filters?
... Directory.EnumerateFiles(path, x)
);
}
It gets a bit faster if you don't have to turn them into globs (i.e. exts = new[] {"*.mp3", "*.jpg"} already).
Performance evaluation based on the following LinqPad test (note: Perf just repeats the delegate 10000 times)
https://gist....
Fast way to get image dimensions (not filesize)
...xImageString .= sprintf("%02x", ord($ByteStream[$i]));
if ($Salto==64){
$this->HexImageString .= "\n";
$Salto = 0;
}
}
}
}
private function Byte2PosInt($Byte08,$Byte00) {
return ((ord($Byte08) & 0xFF) << 8)|((ord($Byte00) & 0xF...
Is Safari on iOS 6 caching $.ajax results?
...
After a bit of investigation, turns out that Safari on iOS6 will cache POSTs that have either no Cache-Control headers or even "Cache-Control: max-age=0".
The only way I've found of preventing this caching from happening at a global...
How to return 2 values from a Java method?
...require extra classes (bloated code) every time you want to do something a bit different. I don't see any downsides, perhaps someone can enlighten me?
– Chris Seline
Jun 24 '16 at 20:09
...
How to return PDF to browser in MVC?
...t.Close();
// Hat tip to David for his code on stackoverflow for this bit
// https://stackoverflow.com/questions/779430/asp-net-mvc-how-to-get-view-to-generate-pdf
byte[] file = ms.ToArray();
MemoryStream output = new MemoryStream();
output.Write(file, 0, file.Length);
outpu...
Deleting Objects in JavaScript
I'm a bit confused with JavaScript's delete operator. Take the following piece of code:
11 Answers
...
What's the difference between text/xml vs application/xml for webservice response
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Smart pointers: who owns the object? [closed]
...any more. Each has its own usage pattern and good and bad places to sue. A bit more description would be nice.
– Martin York
Sep 18 '08 at 16:43
...