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How to declare variable and use it in the same Oracle SQL script?
..., we can still assign values to declared variables interactively:
SQL> set serveroutput on size unlimited
SQL> declare
2 n pls_integer;
3 l_sal number := 3500;
4 l_dno number := &dno;
5 begin
6 select count(*)
7 into n
8 from emp
9 where...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
...(const B<Interfaces...>& b) // different code generated for each set of interfaces (a vtable-based clever compiler might reduce this to 2); both t_hello and b.hello() might be inlined properly
{
b.hello(); // indirect, non-virtual call
}
void hello(const A& a)
{
a.hello(); ...
How to run Conda?
...
It turns out that I had not set the path.
To do so, I first had to edit .bash_profile (I downloaded it to my local desktop to do that, I do not know how to text edit a file from linux)
Then add this to .bash_profile:
PATH=$PATH:$HOME/anaconda/bin
...
WebDriver: check if an element exists? [duplicate]
...also an other value, one sould store the old value first, and then leate reset it. But unfortunaly you can set the value, but not read it -- cool api
– Ralph
Jan 9 '12 at 15:02
4
...
JSP tricks to make templating easier?
...attribute must come before jsp:body or you'll get an error. Also I had to set a corresponding @attribute tag to match jsp:invoke to avoid another error. Using GlassFish 3.2.2
– Ryan
Apr 4 '13 at 17:15
...
In C# what is the difference between ToUpper() and ToUpperInvariant()?
...ey name that matches 'rıght' on an "English" Windows with Turkey regional settings for date and time. Looks like sometimes even Microsoft fails the Turkey test, an PC's language isn't even Turkish, just lol.
– Guney Ozsan
Oct 28 '18 at 16:28
...
HTML5: number input type that takes only integers?
...
You should probably set min to 1 as he wants positive numbers (and not non-negative numbers).
– Martin Thoma
May 15 '14 at 20:20
...
Operator Overloading with C# Extension Methods
... StringBuilder = sb; }
public StringBuilder StringBuilder { get; private set; }
public static implicit operator StringBuilderWrapper(StringBuilder sb) {
return new StringBuilderWrapper(sb);
}
public static StringBuilderWrapper operator +(StringBuilderWrapper sbw, string s) {
sbw...
C# Convert string from UTF-8 to ISO-8859-1 (Latin1) H
...y particular encoding.
It's when you take that string and convert it to a set of bytes that encoding comes into play.
In any case, the way you did it, encoded a string to a byte array with one character set, and then decoding it with another, will not work, as you see.
Can you tell us more about ...
Is there a difference between x++ and ++x in java?
...
1: istore_1 // Pop the value on top of the operand stack (`2`) and set the
// value of the local variable at index `1` (`y`) to this value.
2: iload_1 // Push the value (`2`) of the local variable at index `1` (`y`)
// onto the operand stack
3: ...