sign
How to sign string with private key
I guess what you say is you know the key pair before hand and want to sign/verify with that. Please see the following code. import java.security.KeyPair; import java.security.KeyPairGenerator; import java.security.NoSuchAlgorithmException; import java.security.Signature; import sun.misc.BASE64Encoder; public class MainClass { public static void main(String[] args) throws Exception { KeyPair keyPair = getKeyPair(); byte[] data = “test”.getBytes(“UTF8”); Signature … Read more
Signing Windows application on Linux-based distros
You can try osslsigncode To sign an EXE or MSI file you can now do: osslsigncode sign -certs <cert-file> -key <der-key-file> \ -n “Your Application” -i http://www.yourwebsite.com/ \ -in yourapp.exe -out yourapp-signed.exe or if you are using a PEM or PVK key file with a password together with a PEM certificate: osslsigncode sign -certs <cert-file> … Read more
How to generate an upload key for Google App Signing?
I just went through this exhausting process. I’m using React Native so I never even use Android Studio unless I need to launch a virtual device. I’m documenting this for myself and anyone else that has been traumatized by this experience. This is explicitly for the ‘Upload Key’ option. Google then swaps it out on … Read more
Given URL is not allowed by the Application configuration
The problem is that whatever url you are currently hosting your app is not setup in your Application configuration. Go to your app settings and ensure the urls are matching. Updated Steps: Go to ‘Basic’ settings for your app Select ‘Add Platform’ Select ‘Website’ Put your website URL under ‘Site URL’
Simplest way to check if two integers have same sign?
What’s wrong with return ((x<0) == (y<0)); ?
Making all numbers negative
A trivial $num = $num <= 0 ? $num : -$num ; or, the better solution, IMHO: $num = -1 * abs($num) As @VegardLarsen has posted, the explicit multiplication can be avoided for shortness but I prefer readability over shortness I suggest to avoid if/else (or equivalent ternary operator) especially if you have to manipulate … Read more
Number.sign() in javascript
More elegant version of fast solution: var sign = number?number<0?-1:1:0