大约有 40,000 项符合查询结果(耗时:0.0456秒) [XML]

https://stackoverflow.com/ques... 

Avoid browser popup blockers

...m javascript that is not invoked by direct user action. That is, you can call window.open in response to a button click without getting hit by the popup blocker, but if you put the same code in a timer event it will be blocked. Depth of call chain is also a factor - some older browsers only look a...
https://stackoverflow.com/ques... 

Python None comparison: should I use “is” or ==?

...ject None, so when you do my_var is None, you're checking whether they actually are the same object (not just equivalent objects) In other words, == is a check for equivalence (which is defined from object to object) whereas is checks for object identity: lst = [1,2,3] lst == lst[:] # This is Tr...
https://stackoverflow.com/ques... 

How to concatenate two MP4 files using FFmpeg?

...pe f is for only listing files. I added | sort to sort the files alphabetically; because find reads them in order as saved on filesystem. Works also for files with whitespaces. – erik Dec 2 '16 at 14:15 ...
https://stackoverflow.com/ques... 

Git cherry pick vs rebase

... the distinction indeed became somewhat moot, but this is something to be called convergent evolution ;-) The true distinction lies in original intent to create both tools: git rebase's task is to forward-port a series of changes a developer has in their private repository, created against versio...
https://stackoverflow.com/ques... 

Queries vs. Filters

...erefore faster than queries. Have a look here too. Let's say a query is usually something that the users type and pretty much unpredictable, while filters help users narrowing down the search results , for example using facets. ...
https://stackoverflow.com/ques... 

(HTML) Download a PDF file instead of opening them in browser when clicked

... Sometimes the question is wrong. ;) Anyways, regarding your issue, that's all a UX problem. Forcing the web to behave in specific ways is sometimes necessary, but often there's better solutions from a UX perspective. Also, my answer is correct. You can not do what you want to do with HTML (which is...
https://stackoverflow.com/ques... 

What are the differences between django-tastypie and djangorestframework? [closed]

... EDIT Outdated answer, tastypie is not really maintained anymore. Use Django REST framework if you have to choose a framework to do REST. For an overview about the actual differences between both of them you should read their documentation. They are both more or le...
https://stackoverflow.com/ques... 

Split a string by a delimiter in python

... @EndenDragon The for loop will automatically apply x.strip() and return a list of matches without whitespace on either side. The devil is in the details. – Sébastien Vercammen Jun 29 '16 at 13:59 ...
https://stackoverflow.com/ques... 

What's the algorithm to calculate aspect ratio?

...re that's been changed from 16:9 to 5:4 - I still remember the incredibly tall, thin cowboys I used to watch in my youth on television before letter-boxing was introduced. You may be better off having one different image per aspect ratio and just resize the correct one for the actual screen dimensio...
https://stackoverflow.com/ques... 

How to manually set an authenticated user in Spring Security / SpringMVC

After a new user submits a 'New account' form, I want to manually log that user in so they don't have to login on the subsequent page. ...