大约有 20,000 项符合查询结果（耗时：0.0547秒） [XML]
When to use static vs instantiated classes
...
One thing about static methods/classes is that they don't facilitate unit testing (at least in PHP, but probably in other languages too).
Another thing about static data is that only one instance of it exists in your program : if you set MyClass::$myData to some value somewhere, it'll have this va...
Parse large JSON file in Nodejs
...l be extremely memory efficient. It will also be extremely fast. A quick test showed I processed 10,000 rows in under 15ms.
share
|
improve this answer
|
follow
...
Download data url file
...
Ideas:
Try a <a href="data:...." target="_blank"> (Untested)
Use downloadify instead of data URLs (would work for IE as well)
share
|
improve this answer
|
...
Jasmine.js comparing arrays
...
Just did the test and it works with toEqual
please find my test:
http://jsfiddle.net/7q9N7/3/
describe('toEqual', function() {
it('passes if arrays are equal', function() {
var arr = [1, 2, 3];
expect(arr).toEqual([...
Can someone copyright a SQL query? [closed]
...s a supplementary work, as a compilation, as an
instructional text, as a test, as answer material for a test, or as an
atlas, if the parties expressly agree in a written instrument signed by
them that the work shall be considered a work made for hire.
Since this query seems to fall within th...
How to change the background color of the options menu?
...round">@color/overflow_background</item>
...
</style>
Tested from API 4.2 to 5.0.
share
|
improve this answer
|
follow
|
...
Downloading an entire S3 bucket?
...ucket to the current directory.
And will output:
download: s3://mybucket/test.txt to test.txt
download: s3://mybucket/test2.txt to test2.txt
This will download all of your files using a one-way sync. It will not delete any existing files in your current directory unless you specify --delete, an...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...he other thread will block when it attempts to acquire the lock.
package test;
public class SynchTest implements Runnable {
private int c = 0;
public static void main(String[] args) {
new SynchTest().test();
}
public void test() {
// Create the object with the ...
Get specific object by id from array of objects in AngularJS
...ns the value of the first element in the array that satisfies the provided testing function.
– abosancic
Jul 20 '17 at 13:12
add a comment
|
...
What is the C# equivalent of NaN or IsNumeric?
What is the most efficient way of testing an input string whether it contains a numeric value (or conversely Not A Number)? I guess I can use Double.Parse or a regex (see below) but I was wondering if there is some built in way to do this, such as javascript's NaN() or IsNumeric() (was that VB...