大约有 40,000 项符合查询结果（耗时：0.0418秒） [XML]
How do I write LINQ's .Skip(1000).Take(100) in pure SQL?
...
Also note the that the 'new' syntax strangely have a performance penalty linear with the @skip! The row_number approach does NOT have this (only tested on indexed order). For lo @Skip less about 20, the new syntax is faster than the row_number appro...
Is there a JSON equivalent of XQuery/XPath?
...d saxon-java but I am not sure how that works w/json. And there is another new thing from Saxonica called Saxon-JS.
– charles ross
Mar 1 '18 at 18:21
...
Passing an array as a function parameter in JavaScript
...
In ES6 standard there is a new spread operator ... which does exactly that.
call_me(...x)
It is supported by all major browsers except for IE.
The spread operator can do many other useful things, and the linked documentation does a really good job ...
Renew Provisioning Profile
...g profile for one of my apps is about to expire. Is there some way I can renew the existing one or must I recreate a new one?
...
What is the most efficient way to store tags in a database?
...ting tags for specific items MUCH more simple. You don't have to create a new tag, remove the allocation of the old one and re-allocate a new one, you just edit the tagname.
For displaying a list of tags, you simply use DISTINCT or GROUP BY, and of course you can count how many times a tag is used...
SQL Group By with an Order By
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f27983%2fsql-group-by-with-an-order-by%23new-answer', 'question_page');
}
);
...
scp (secure copy) to ec2 instance without password
... Since this answer is a little old, a more recent example from my new EC2 instance: scp -i kp1.pem ./file.txt ec2-user@1.2.3.4:/home/ec2-user
– siliconrockstar
Jan 11 '15 at 21:46
...
jQuery UI Dialog with ASP.NET button postback
... and ends up covering the dialog (rendering it inoperable). By using this new appendTo property with jquery 1.10, the overlay div was put in the right place, so the modal dialog worked correctly.
– humbads
Mar 19 '14 at 19:14
...
Create dynamic URLs in Flask with url_for()
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f7478366%2fcreate-dynamic-urls-in-flask-with-url-for%23new-answer', 'question_page');
}
);
...
How do I toggle an element's class in pure JavaScript?
... toogleClass(ele, class1) {
var classes = ele.className;
var regex = new RegExp('\\b' + class1 + '\\b');
var hasOne = classes.match(regex);
class1 = class1.replace(/\s+/g, '');
if (hasOne)
ele.className = classes.replace(regex, '');
else
ele.className = classes + class1;
...