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How do I create a parameterized SQL query? Why Should I?
...n example of how you do parameters with Sql Server:
Public Function GetBarFooByBaz(ByVal Baz As String) As String
Dim sql As String = "SELECT foo FROM bar WHERE baz= @Baz"
Using cn As New SqlConnection("Your connection string here"), _
cmd As New SqlCommand(sql, cn)
cmd.Pa...
Asynchronous method call in Python?
...
Something like:
import threading
thr = threading.Thread(target=foo, args=(), kwargs={})
thr.start() # Will run "foo"
....
thr.is_alive() # Will return whether foo is running currently
....
thr.join() # Will wait till "foo" is done
See the documentation at https://docs.python.org/librar...
warning: incompatible implicit declaration of built-in function ‘xyz’
...;
}
Compiled like this on Fedora 17 Linux 64 bit with gcc:
el@defiant ~/foo2 $ gcc -o n n2.c
n2.c: In function ‘main’:
n2.c:2:3: warning: incompatible implicit declaration of built-in
function ‘exit’ [enabled by default]
el@d...
What's the best way to refactor a method that has too many (6+) parameters?
...are multiple overloaded variants, you should look at the Builder pattern:
Foo foo = new Foo()
.configBar(anything)
.configBaz(something, somethingElse)
// and so on
If it's a normal method, you should think about the relationships between the values being passed, and...
How to do two-way filtering in AngularJS?
...-model to create the two-way data binding
<input type="text" ng-model="foo.bar"></input>
2. Create a directive in your angular module that will be applied to the same element and that depends on the ngModel controller
module.directive('lowercase', function() {
return {
re...
What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
...PE_IDENTITY(), as opposed to the global scope of @@IDENTITY.
CREATE TABLE Foo(
ID INT IDENTITY(1,1),
Dummy VARCHAR(100)
)
CREATE TABLE FooLog(
ID INT IDENTITY(2,2),
LogText VARCHAR(100)
)
go
CREATE TRIGGER InsertFoo ON Foo AFTER INSERT AS
BEGIN
INSERT INTO FooLog (LogText) VALUES ('inser...
Difference between compile and runtime configurations in Gradle
... at runtime. For example, let's say that a program called app uses library foo, and library foo internally uses library bar. Then only foo is needed to compile app, but both foo and bar are needed to run it. This is why by default, everything that you put on Gradle's compile configuration is also vi...
How to determine a Python variable's type?
...re already looking for attributes, so type seems weird. For example:
class Foo(object):
def foo(self):
self.__class__
Don't. Instead, do type(self):
class Foo(object):
def foo(self):
type(self)
Implementation details of ints and floats
How do I see the type of a variable w...
Jquery select all elements that have $jquery.data()
... {
$(".bar").data('test', 'value2');
testSelector();
});
.foo {
background-color: red;
color: white;
}
.bar {
background-color: blue;
color: white;
}
#addData {
margin-top: 20px;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1....
How can I get form data with JavaScript/jQuery?
...
$('form').serialize() //this produces: "foo=1&bar=xxx&this=hi"
demo
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