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How to declare variable and use it in the same Oracle SQL script?
...t; var name varchar2(20)
SQL> exec :name := 'SALES'
PL/SQL procedure successfully completed.
SQL> select * from dept
2 where dname = :name
3 /
DEPTNO DNAME LOC
---------- -------------- -------------
30 SALES CHICAGO
SQL>
A VAR is particularly usefu...
How to make the corners of a button round?
...idth="wrap_content"
android:layout_height="wrap_content"
android:padding="10dp"
android:textColor="#ffffff"
android:background="@drawable/mybutton"
android:text="Buttons" />
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How to tag an older commit in Git?
... Omit the -a and the -m "Message here" parts if you don't want to add a message: git tag v1.2 9fceb02
– devius
Dec 7 '15 at 10:53
5
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How to draw circle in html page?
...canvas> tag.
To draw circle in embedded SVG:
<svg xmlns="http://www.w3.org/2000/svg">
<circle cx="50" cy="50" r="50" fill="red" />
</svg>
Circle in <canvas>:
var canvas = document.getElementById("circlecanvas");
var context = canvas.getContext("2d");...
const char* concatenation
...
83
The C way:
char buf[100];
strcpy(buf, one);
strcat(buf, two);
The C++ way:
std::string buf(...
View array in Visual Studio debugger? [duplicate]
...yPlotter or go to http://visualstudiogallery.msdn.microsoft.com/2fde2c3c-5b83-4d2a-a71e-5fdd83ce6b96?SRC=Home
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How to join int[] to a character separated string in .NET?
... that accepts IEnumerable as a parameter. msdn.microsoft.com/en-us/library/dd783876.aspx
– Ryan Kohn
Jun 27 '11 at 19:03
...
When to use a “has_many :through” relation in Rails?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...