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Why do x86-64 systems have only a 48 bit virtual address space?
...facturers took a shortcut. They use an instruction set which allows a full 64-bit address space, but current CPUs just only use the lower 48 bits. The alternative was wasting transistors on handling a bigger address space which wasn't going to be needed for many years.
So once we get near the 48-bi...
Getting a random value from a JavaScript array
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84
If you've already got underscore or lodash included in your project you can use _.sample.
// w...
App Inventor 2 Encrypt.Security 安全性扩展：MD5哈希，SHA/AES/RSA/BASE6...
...D5哈希，SHA1和SHA256哈希，AES加密/解密，RSA加密/解密，BASE64编码/解码方法。权限此扩展程序不需要任何权限。事件OnErrorOccured抛出任何异常时将触发此事件。此事件中有两个变量：method和message。变量“method”是发生错误的方法的...
Best way to create unique token in Rails?
...ken
self.token = loop do
random_token = SecureRandom.urlsafe_base64(nil, false)
break random_token unless ModelName.exists?(token: random_token)
end
end
end
Edit:
@kain suggested, and I agreed, to replace begin...end..while with loop do...break unless...end in this answer b...
How do you convert a JavaScript date to UTC?
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96
actually this converts the date object to a string, won't be able to do further date operations on it
– orszaczky
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Android Studio installation on Windows 7 fails, no JDK found
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+1 This MOSTLY worked for me. I am running 64 bit windows and JDK 1.7.0. I tried adding both JDK_HOME and JAVA_HOME with "c:\Program Files\Java\jdk1.7.0\". It still would not load. However, I capitalized the "C" and removed the trailing slash and it works now: "C:\Pr...
Openssl is not recognized as an internal or external command
...bin\openssl.exe" sha1 -binary | "C:\Users\abc\openssl\bin\openssl.exe" base64
Remember, path that you will enter will be the path where you have installed the openssl...hope this helps..:-)
Edit:
you can download openssl for windows 32 and 64 bit from the respective links below:
OpenSSL for 64 Bits...
Difference between LoadFile and LoadFrom with .NET Assemblies?
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96
Does this clear it up?
// path1 and path2 point to different copies of the same assembly on di...
JavaScript % (modulo) gives a negative result for negative numbers
According to Google Calculator (-13) % 64 is 51 .
11 Answers
11
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System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
...pting to load a 32 bit-specific (/platform:x86) DLL into a process that is 64 bit or vice versa (viz. load a 64 bit-specific (/platform:x64) DLL into a process that is 32 bit). If your platform is non-specific (/platform:AnyCpu), this won't arise (assuming no referenced dependencies are of the wrong...