Cryptocurrency Ethereum Mastering Development

Fastest way to convert private to public key in C# .net?

For vanity reasons I am trying to find a private key whose public key has the same 4 characters in both the start and ending position, such as: 0xABCD_____________ABCD . I am finding that my computer can crunch approximately 600 private keys per second, which means if the odds of finding even 1 public key […]

Mastering Development

jTable.setModel() doesn’t work as expected

I’ve created an internal frame that primarily holds a jlist and a jtable. What I’ve to do is when the user selects a party or a group of parties in jList, the table should include a column with the selected party name and add it to jTable.Default jTable What I have implemented will store the […]

Development Game Creation

What is the use case of long range? [closed]

What is the use of setting value to long -9 quintillion (-9,223,372,036,854,775,808) to 9 quintilion (9,223,372,036,854,775,807) and with unsigned ulong 0 to 18 quintillion (18,446,744,073,709,551,615) What is the use case of these ranges in gamedev? I see one application: when the value exceeds the int range so use long so when it exceeds 2 billion […]

Development Linux Ubuntu

Arch partition detected but not added to boot menu

I have a trial-boot system with Windows, Ubuntu and Arch Linux. I have successfully dual-booted Ubuntu and Windows, and I have set up an installation of arch in another partition, but I am not able to get a boot entry for Arch from the boot menu. I have run: $ sudo update-grub And the command […]