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Is it safe to parse a /proc/ file?
... missing in what you see. To see that it's atomic for one read(), look at m_start() in fs/namespace.c and see it grab a semaphore that guards the list of mountpoints, which it keeps until m_stop(), which is called when the read() is done. To see what can go wrong, see this bug from last year (same ...
Jackson Vs. Gson [closed]
...ever encountered a circular reference so far (even if they should be quite common I think, especially in the model). Here's another benchmark that can highlight how fast Jackson is if compared to GSon. It looks 100x faster in Serialization/Deserialization code.google.com/p/thrift-protobuf-compare/wi...
Finding most changed files in Git
...
you can use the git effort (from the git-extras package) command which shows statistics about how many commits per files (by commits and active days).
EDIT: git effort is just a bash script you can find here and adapt to your needs if you need something more special.
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How to get share counts using graph API
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Here's a list of API links to get your stats:
Facebook:
https://api.facebook.com/method/links.getStats?urls=%%URL%%&format=json
Reddit:http://buttons.reddit.com/button_info.json?url=%%URL%%
LinkedIn: http://www.linkedin.com/countserv/count/share?url=%%URL%%&format=json...
Is there a method to generate a UUID with go language
... (
"fmt"
"log"
"os/exec"
)
func main() {
out, err := exec.Command("uuidgen").Output()
if err != nil {
log.Fatal(err)
}
fmt.Printf("%s", out)
}
Which yields:
$ go run uuid.go
dc9076e9-2fda-4019-bd2c-900a8284b9c4
...
Better way to shuffle two numpy arrays in unison
...s import shuffle
X, y = shuffle(X, y, random_state=0)
To learn more, see http://scikit-learn.org/stable/modules/generated/sklearn.utils.shuffle.html
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How do I test a private function or a class that has private methods, fields or inner classes?
...value;
This way your code remains type-safe and readable. No design compromises, no overexposing methods and fields for the sake of tests.
If you have somewhat of a legacy Java application, and you're not allowed to change the visibility of your methods, the best way to test private methods...
Default implementation for Object.GetHashCode()
...
That documentation quote must have come from a very early version. It is no longer written like this in current MSDN articles, probably because it is quite wrong.
– Hans Passant
Jul 21 '10 at 18:43
...
Redirect non-www to www in .htaccess
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Change your configuration to this (add a slash):
RewriteCond %{HTTP_HOST} ^example.com$ [NC]
RewriteRule (.*) http://www.example.com/$1 [R=301,L]
Or the solution outlined below (proposed by @absiddiqueLive) will work for any domain:
RewriteEngine On
RewriteCond %{HTTP_HOST} !^www\. [...
Why is string concatenation faster than array join?
...tenation:
// ECMA-262, section 15.5.4.6
function StringConcat() {
if (IS_NULL_OR_UNDEFINED(this) && !IS_UNDETECTABLE(this)) {
throw MakeTypeError("called_on_null_or_undefined", ["String.prototype.concat"]);
}
var len = %_ArgumentsLength();
var this_as_string = TO_STRING_INLINE(t...