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How does one generate a random number in Apple's Swift language?
... Swift, but the base functions are limited to 32-bit integer types (Int is 64-bit on iPhone 5S and modern Macs). Here's a generic function for a random number of a type expressible by an integer literal:
public func arc4random<T: ExpressibleByIntegerLiteral>(_ type: T.Type) -> T {
var ...
Failed to load the JNI shared Library (JDK)
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You need a 64-bit trio:
64-bit OS
64-bit Java
64-bit Eclipse
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How can I convert an image into a Base64 string?
What is the code to transform an image (maximum of 200 KB) into a Base64 String?
14 Answers
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Can I get Memcached running on a Windows (x64) 64bit environment?
...yone know IF , WHEN or HOW I can get Memcached running on a Windows 64bit environment?
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Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
... a very weird effect: Changing the loop variable from unsigned to uint64_t made the performance drop by 50% on my PC.
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Base64 encoding in SQL Server 2005 T-SQL
I'd like to write a T-SQL query where I encode a string as a Base64 string. Surprisingly, I can't find any native T-SQL functions for doing Base64 encoding. Does a native function exist? If not, what's the best way to do Base64 encoding in T-SQL?
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Creating a BLOB from a Base64 string in JavaScript
I have Base64-encoded binary data in a string:
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How to base64 encode image in linux bash / shell
I'm trying to base64 encode an image in a shell script and put it into variable:
6 Answers
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How to print a int64_t type in C
C99 standard has integer types with bytes size like int64_t. I am using the following code:
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How do I convert a byte array to Base64 in Java?
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Java 8+
Encode or decode byte arrays:
byte[] encoded = Base64.getEncoder().encode("Hello".getBytes());
println(new String(encoded)); // Outputs "SGVsbG8="
byte[] decoded = Base64.getDecoder().decode(encoded);
println(new String(decoded)) // Outputs "Hello"
Or if you just want ...