大约有 15,000 项符合查询结果（耗时：0.0298秒） [XML]
Best way to detect that HTML5 is not supported
...
try {
document.createElement("canvas").getContext("2d");
alert("HTML5 Canvas is supported in your browser.");
} catch (e) {
alert("HTML5 Canvas is not supported in your browser.");
}
share
|
...
Do you use source control for your database items? [closed]
...t as much security as the rest of the process is a tool to help manage the scripts. It can be as simple as file concatenation, or as complex as automated deployments. First get src ctrl, then think about a tool.
– ulty4life
Oct 27 '10 at 22:42
...
Chrome desktop notification example [closed]
...ddEventListener('DOMContentLoaded', function() {
if (!Notification) {
alert('Desktop notifications not available in your browser. Try Chromium.');
return;
}
if (Notification.permission !== 'granted')
Notification.requestPermission();
});
function notifyMe() {
if (Notificatio...
Set value of hidden field in a form using jQuery's “.val()” doesn't work
...". I've revised the example to include the code you pasted above, with an alert to confirm the value change: jsbin.com/elovo/2/edit
– Andy E
Jun 5 '10 at 10:18
...
Deleting a file in VBA
...
Using this syntax without declaring a file scripting object, must add reference for Microsoft Scripting Runtime, else: Dim fs As New Scripting.FileSystemObject
– pghcpa
Mar 4 '15 at 5:13
...
How to print the ld(linker) search path
... compile a source code from makefile or generating makefile from configure script or from CMakeLists.txt or even more complicated ones such as vala or srt. It's hard for me to modify ld search path in such cases
– kenn
Sep 9 '14 at 10:18
...
Why does !{}[true] evaluate to true in JavaScript?
...ted as false:
http://jsfiddle.net/67GEu/
'use strict';
var b = {}[true];
alert(b); // undefined
b = !{}[true];
alert(b); // true
share
|
improve this answer
|
follow
...
Perform debounce in React.js
....
Without persist (default behavior: pooled event)
onClick = e => {
alert(`sync -> hasNativeEvent=${!!e.nativeEvent}`);
setTimeout(() => {
alert(`async -> hasNativeEvent=${!!e.nativeEvent}`);
}, 0);
};
The 2nd (async) will print hasNativeEvent=false because the event proper...
PDO's query vs execute
...or MS SQL Server.
I arrived at this question because I had a long running script for an ETL that I was trying to squeeze for speed. It seemed intuitive to me that query could be faster than prepare & execute because it was calling only one function instead of two. The parameter binding operatio...
Capturing multiple line output into a Bash variable
I've got a script 'myscript' that outputs the following:
6 Answers
6
...