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Convert HashBytes to VarChar
...se where:
SELECT SUBSTRING(master.dbo.fn_varbintohexstr(HashBytes('MD5', 'HelloWorld')), 3, 32)
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What is the difference between print and puts?
...ne after the final argument, while print does not.
2.1.3 :001 > print 'hello', 'world'
helloworld => nil
2.1.3 :002 > puts 'hello', 'world'
hello
world
=> nil
2.1.3 :003 > $, = 'fanodd'
=> "fanodd"
2.1.3 :004 > print 'hello', 'world'
hellofanoddworld => nil
2.1.3 :005 &...
How does the compilation/linking process work?
...compiles a C/C++ program into executable in 4 steps.
For example, gcc -o hello hello.c is carried out as follows:
1. Pre-processing
Preprocessing via the GNU C Preprocessor (cpp.exe), which includes
the headers (#include) and expands the macros (#define).
cpp hello.c > hello.i
The re...
Recommendations of Python REST (web services) framework? [closed]
... if not name:
name = 'world'
return {'message': 'Hello, ' + name + '!'}
if __name__ == "__main__":
app.run()
The service's logic is implemented only once, and the correct representation selection (Accept header) + dispatch to the proper render function (or template) ...
How to change string into QString?
...ng QString::fromStdString(const std::string & str)
std::string str = "Hello world";
QString qstr = QString::fromStdString(str);
If by string you mean Ascii encoded const char * then you can use this method:
QString QString::fromAscii(const char * str, int size = -1)
const char* str = "Hel...
How to execute a java .class from the command line
...
Try:
java -cp . Echo "hello"
Assuming that you compiled with:
javac Echo.java
Then there is a chance that the "current" directory is not in your classpath ( where java looks for .class definitions )
If that's the case and listing the con...
How to replace a set of tokens in a Java String?
I have the following template String: "Hello [Name] Please find attached [Invoice Number] which is due on [Due Date]" .
15...
How do I split a string with multiple separators in javascript?
...
Pass in a regexp as the parameter:
js> "Hello awesome, world!".split(/[\s,]+/)
Hello,awesome,world!
Edited to add:
You can get the last element by selecting the length of the array minus 1:
>>> bits = "Hello awesome, world!".split(/[\s,]+/)
["Hello", "...
How to remove the first character of string in PHP?
...or the 3 answers :
Remove the first letter by replacing the case
$str = "hello";
$str[0] = "";
// $str[0] = false;
// $str[0] = null;
// replaced by �, but ok for echo
Exec time for 1.000.000 tests : 0.39602184295654 sec
Remove the first letter with substr()
$str = "hello";
$str = substr($...
class
...ss.
class Zen
end
z1 = Zen.new
z2 = Zen.new
class << z1
def say_hello
puts "Hello!"
end
end
z1.say_hello # Output: Hello!
z2.say_hello # Output: NoMethodError: undefined method `say_hello'…
In the above example, class << z1 changes the current self to point to the m...