大约有 44,000 项符合查询结果（耗时：0.0577秒） [XML]
Disabled href tag
...ider it bad UX if you leave the existing CSS on it. The user will click it and think something is broken. You should never allow the user to become confused about what is happening.
– agm1984
May 11 '18 at 6:49
...
How to detect scroll position of page using jQuery
...oll() function to recognize when the windows changes its scroll position and at the change calls a few functions to load data from the server.
...
How to convert CSV file to multiline JSON?
...t yourself. So we just need to pull the loop out of the call to json.dump and interpose newlines for each document written.
import csv
import json
csvfile = open('file.csv', 'r')
jsonfile = open('file.json', 'w')
fieldnames = ("FirstName","LastName","IDNumber","Message")
reader = csv.DictReader(...
Sending email in .NET through Gmail
...sages using my Gmail account. The emails are personalized emails to the bands I play on my show.
22 Answers
...
CSS background image to fit width, height should auto-scale in proportion
...e can set length values, it's usually used with the special values contain and cover. In your specific case, you should use cover:
body {
background-image: url(images/background.svg);
background-size: cover; /* <------ */
background-repeat: no-repeat;
...
Is it possible to refresh a single UITableViewCell in a UITableView?
...UITableViewRowAnimationNone];
[self.tableView endUpdates];
In Xcode 4.6 and higher:
[self.tableView beginUpdates];
[self.tableView reloadRowsAtIndexPaths:@[indexPathOfYourCell] withRowAnimation:UITableViewRowAnimationNone];
[self.tableView endUpdates];
You can set whatever your like as animat...
Is it possible to create a “weak reference” in javascript?
...e’ becomes a key (eg. integer) in a simple lookup, with an add-reference and remove-reference method, and when there are no manually-tracked references anymore then entry can be deleted, leaving future lookups on that key to return null.
This is not really a weakref, but it can solve some of the ...
Javascript infamous Loop issue? [duplicate]
...e first example:
JavaScript's scopes are function-level, not block-level, and creating a closure just means that the enclosing scope gets added to the lexical environment of the enclosed function.
After the loop terminates, the function-level variable i has the value 5, and that's what the inner fu...
Get visible items in RecyclerView
...d to work with View.getGlobalVisibleRect(...) , but that hack is too ugly and does not always work too.
9 Answers
...
Most tricky/useful commands for gdb debugger [closed]
Can you post your most tricky and useful commands while you run a debugger like gdb or dbx.
12 Answers
...