大约有 45,000 项符合查询结果(耗时:0.0581秒) [XML]

https://stackoverflow.com/ques... 

How to check if a user is logged in (how to properly use user.is_authenticated)?

... Update for Django 1.10+: is_authenticated is now an attribute in Django 1.10. The method was removed in Django 2.0. For Django 1.9 and older: is_authenticated is a function. You should call it like if request.user.is_authenticated(): # do something if the user is au...
https://stackoverflow.com/ques... 

How can I change the file type association of an existing file in WebStorm?

...think. I renamed it to have the .js extension which is what I wanted, but now it's stuck without any syntax highlighting. WebStorm doesn't treat it as a javascript file. I can't find anywhere to change how WebStorm treats this file. I've tried renaming it and renaming it back and that doesn't wo...
https://stackoverflow.com/ques... 

Disable Drag and Drop on HTML elements?

... which I'm attempting to implement a full featured windowing system. Right now it's going very well, I'm only running into one minor issue. Sometimes when I go to drag a part of my application (most often the corner div of my window, which is supposed to trigger a resize operation) the web browser g...
https://stackoverflow.com/ques... 

Should each and every table have a primary key?

... thinking I wouldn't need one, I've ended up going back and adding one. I now create even my join tables with an auto-generated identity field that I use as the primary key. share | improve this an...
https://stackoverflow.com/ques... 

JavaScript - onClick to get the ID of the clicked button

...uttons are in a repeater and therefore generated dynamically, so you dont know how many buttons you will have? – Amc_rtty Oct 26 '12 at 12:47 4 ...
https://stackoverflow.com/ques... 

How to move screen without moving cursor in Vim?

...edalat, it's highly annoying in other editors when you scroll away, don't know where your cursor is anymore and have to use the mouse to click somewhere just so you can get the cursor back. Or you think you are "here", start typing and it suddenly jumps back to where the cursor was, at which point y...
https://stackoverflow.com/ques... 

Reading Excel files from C#

... any empty sheets in it. So, although it was very easy to integrate we are now re-evaluating whether to keep using this library. It does not seem to be being actively developed. – Ian1971 Oct 23 '12 at 13:02 ...
https://stackoverflow.com/ques... 

Insert picture/table in R Markdown [closed]

... add a picture, use: ![Caption for the picture.](/path/to/image.png) I know pandoc supports PNG and JPG, which should meet most of your needs. You do have control over image size if you are creating it in R (e.g., a plot). This can be done either directly in the command to create the image or, e...
https://stackoverflow.com/ques... 

PowerShell: Setting an environment variable for a single command only

...lue of the environment variable app_master. By defining cmd_special, I can now execute cmd_special from the command line (including other parameters) with the app_master environment variable set... and it gets reset (or even unset) after execution of the command. Presumably, you could also do this ...
https://stackoverflow.com/ques... 

Matplotlib 2 Subplots, 1 Colorbar

...wo different scatter plots that I already have? I tried above but I don't know how to substitute "im" with appropriate variables. Let say my scatter plots are plot1=pylib.scatter(x,y,z) and plot2=pylib.scatter(a,b,c) – Rotail Jul 29 '14 at 1:57 ...