大约有 21,000 项符合查询结果（耗时：0.0369秒） [XML]
Git - Undo pushed commits
I have a project in a remote repository, synchronized with a local repository (development) and the server one (prod). I've been making some commited changes already pushed to remote and pulled from the server. Now, I want to undo those changes. So I could just git checkout to the commit before th...
Firefox session cookies
Generally speaking, when given a cookie that has no expiration period, modern browsers will consider this cookie to be a 'session cookie', they will remove the cookie at the end of the browsing session (generally when the browser instance closes).
...
Save bitmap to location
I am working on a function to download an image from a web server, display it on the screen, and if the user wishes to keep the image, save it on the SD card in a certain folder. Is there an easy way to take a bitmap and just save it to the SD card in a folder of my choice?
...
Change case of a file on Windows?
There are a couple of files in our git-controlled codebase that I'd like to rename. Specifically, I just want to change the case of the file, so that sourceCode.java becomes SourceCode.java , for example. The catch: I'm on a Windows box, and the filesystem thinks those are the same file name.
...
jQuery get input value after keypress
I have the following function:
9 Answers
9
...
Map Tiling Algorithm
I'm making a tile based RPG with Javascript, using perlin noise heightmaps, then assigning a tile type based on the height of the noise.
...
Command to get nth line of STDOUT
Is there any bash command that will let you get the nth line of STDOUT?
13 Answers
13
...
Algorithm to generate a crossword
Given a list of words, how would you go about arranging them into a crossword grid?
13 Answers
...
convert a JavaScript string variable to decimal/money
How can we convert a JavaScript string variable to decimal?
7 Answers
7
...
Subset of rows containing NA (missing) values in a chosen column of a data frame
We have a data frame from a CSV file. The data frame DF has columns that contain observed values and a column ( VaR2 ) that contains the date at which a measurement has been taken. If the date was not recorded, the CSV file contains the value NA , for missing data.
...