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How to deal with a slow SecureRandom generator?
If you want a cryptographically strong random numbers in Java, you use SecureRandom . Unfortunately, SecureRandom can be very slow. If it uses /dev/random on Linux, it can block waiting for sufficient entropy to build up. How do you avoid the performance penalty?
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Failed to instantiate module [$injector:unpr] Unknown provider: $routeProvider
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<script src="angular.js">
<script src="angular-route.js">
API Reference
You also have to add ngRoute as a dependency for your application:
var app = angular.module('MyApp', ['ngRoute', ...]);
If instead you are planning on using angular-ui-router or the like then just remove the...
config.assets.compile=true in Rails production, why not?
The default Rails app installed by rails new has config.assets.compile = false in production.
7 Answers
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How do I convert a byte array to Base64 in Java?
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Additionally, for our Android friends (API Level 8):
import android.util.Base64
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Base64.encodeToString(bytes, Base64.DEFAULT);
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Why should I implement ICloneable in c#?
...Copy() method (or similar name) and make it perfectly clear in your public API whether your method is creating a deep or shallow copy of your object.
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How to change the default charset of a MySQL table?
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If you want to change the table default character set and all character columns to a new character set, use a statement like this:
ALTER TABLE tbl_name CONVERT TO CHARACTER SET charset_name;
So query will be:
ALTER TABLE etape_prospection CONVERT TO CHARACTER SET utf8;
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Which version of PostgreSQL am I running?
I'm in a corporate environment (running Debian Linux) and didn't install it myself. I access the databases using Navicat or phpPgAdmin (if that helps). I also don't have shell access to the server running the database.
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javascript window.location in new tab
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window.open('https://support.wwf.org.uk', '_blank');
The second parameter is what makes it open in a new window. Don't forget to read Jakob Nielsen's informative article :)
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How to write LDAP query to test if user is member of a group?
...OU=yourOU,DC=yourcompany,DC=com))";
SearchResultCollection res = srch.FindAll();
if(res == null || res.Count <= 0) {
Console.WriteLine("This user is *NOT* member of that group");
} else {
Console.WriteLine("This user is INDEED a member of that group");
}
Word of caution: this will onl...
What is & used for
...of characters.
make:
let linkGoogle = 'https://www.google.com/maps/dir/?api=1';
let origin = '&origin=' + locations[0][1] + ',' + locations[0][2];
aNav.href = linkGoogle + origin;
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