大约有 30,000 项符合查询结果(耗时:0.0354秒) [XML]
Alter MySQL table to add comments on columns
... AND is_nullable = 'YES' AND column_key = '','DEFAULT NULL ', ''),
extra,
' COMMENT \'',
column_comment,
'\' ;') as script
FROM
information_schema.columns
WHERE
table_schema = 'my_database_name'
ORDER BY table_name , column_name
Export all to a CSV
Open it o...
Can a java file have more than one class?
...s to be a nested class.
public class first {
public static void main(String[] args) {
// TODO Auto-generated method stub
}
public class demo1
{
public class demo2
{
}
}
}
...
jquery stop child triggering parent event
...
Or, rather than having an extra event handler to prevent another handler, you can use the Event Object argument passed to your click event handler to determine whether a child was clicked. target will be the clicked element and currentTarget will be t...
What is in your Mathematica tool bag? [closed]
... helper function is useful for creating such cells:
evaluatableCell[label_String, evaluationFunction_] :=
( CellPrint[
TextCell[
""
, "Program"
, Evaluatable -> True
, CellEvaluationFunction -> (evaluationFunction[#]&)
, CellFrameLabels -> {{None...
Executing multiple commands from a Windows cmd script
...e call for it as in call mvn install; normally you don't need to create an extra cmd file.
– jfpoilpret
Sep 13 '12 at 8:17
2
...
Programmatically select text in a contenteditable HTML element?
...
For extra compatibilty you should call selectElementContents() in a setTimeout() or requestAnimationFrame() if called from an onfocus. See jsfiddle.net/rudiedirkx/MgASG/1/show
– Rudie
Apr 4 ...
How to vertically center a div for all browsers?
...
I had found this solution elsewhere first, but extra kudos to this particular answer for mentioning the -webkit-transform variant in particular, which I needed to make this method work in phantomjs... ended hours of struggling so thank you!
– drmrbre...
Why does pylint object to single character variable names?
...f the variable or in the function / method prototype:
bool check_modality(string a, Mode b, OptionList c) {
ModalityChecker v = build_checker(a, b);
return v.check_option(c);
}
In Python, you don't get this information, so if you write:
def check_modality(a, b, c):
v = build_checker(...
How to simulate a click with JavaScript?
...ecified element.
* @param {Object} elem the target element.
* @param {String} event the type of the event (e.g. 'click').
*/
function triggerEvent( elem, event ) {
var clickEvent = new Event( event ); // Create the event.
elem.dispatchEvent( clickEvent ); // Dispatch the event.
}
Refe...
Source code highlighting in LaTeX
...bble=2,
frame=lines,
framesep=2mm]{csharp}
string title = "This is a Unicode π in the sky"
/*
Defined as $\pi=\lim_{n\to\infty}\frac{P_n}{d}$ where $P$ is the perimeter
of an $n$-sided regular polygon circumscribing a
circle of diameter $d$.
*/
const doub...