大约有 30,000 项符合查询结果（耗时：0.0349秒） [XML]
What does the caret operator (^) in Python do?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Using curl to upload POST data with files
...eam' . $eol; //Same before row
$BODY.= 'Content-Transfer-Encoding: base64' . $eol . $eol; // we put the last Content and 2 $eol,
$BODY.= chunk_split(base64_encode(file_get_contents($file_url))) . $eol; // we write the Base64 File Content and the $eol to finish the data,
$BODY...
Encrypting & Decrypting a String in C# [duplicate]
...votes, I've updated it to fix silly bugs and to generally improve the code based upon comments and feedback. See the end of the post for a list of specific improvements.
As other people have said, Cryptography is not simple so it's best to avoid "rolling your own" encryption algorithm.
You can, h...
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...onent of the mod operation (they aren't the same). If you look in the GHC Base library you see mod tests for several conditions and adjusts the sign accordingly. (see modInt# in Base.lhs)
– Thomas M. DuBuisson
Aug 6 '11 at 5:23
...
How to generate a random string in Ruby
...f2e81 (i.e. 32 chars of 0..9, a..f)
SecureRandom also has methods for:
base64
random_bytes
random_number
see: http://ruby-doc.org/stdlib-1.9.2/libdoc/securerandom/rdoc/SecureRandom.html
share
|
...
Adding header for HttpURLConnection
...redentials = "username:password";
String basicAuth = "Basic " + new String(Base64.getEncoder().encode(userCredentials.getBytes()));
myURLConnection.setRequestProperty ("Authorization", basicAuth);
myURLConnection.setRequestMethod("POST");
myURLConnection.setRequestProperty("Content-Type", "applicat...
What is the LD_PRELOAD trick?
...load a library that does something completely radically different from the base library as though to emulate some other system.
– Joshua
Nov 26 '13 at 15:35
1
...
Can't start Eclipse - Java was started but returned exit code=13
...
Your version of Eclipse is 64-bit, based on the paths and filenames.
However, the version of Java that it's picking up is 32-bit, as indicated by where it is coming from, on this line:
-vm C:\Program Files (x86)\Java\jre7\bin\javaw.exe
Program Files (x86) i...
Why does this go into an infinite loop?
...inc 1, 1
6: istore_1
7: return
}
Now the Java VM is stack based which means for each operation, the data will be pushed onto the stack and from the stack, the data will pop out to perform the operation. There is also another data structure, typically an array to store the local vari...
Virtual member call in a constructor
...s is that the initializers run in order from the most derived class to the base class, and then constructors run in order from the base class to the most derived class (see Eric Lippert's blog for details as to why this is).
Also in .NET objects do not change type as they are constructed, but start...