大约有 31,000 项符合查询结果（耗时：0.0568秒） [XML]
Entity Framework - Add Navigation Property Manually
I generated an Entity Framework Model (4.0) from my database. I did not design the database and do not have any control over the schema, but there are a few tables that do not have foreign key constraints defined, but there is an implicit relationship defined.
...
How to export plots from matplotlib with transparent background?
...suggestion only covers the case when you want to remove rectangles. I want my plot to be saved and my background to be removed.
– Cupitor
Apr 7 '13 at 1:16
...
How to resolve git stash conflict without commit?
...ype type …
git commit -a -m WIP # (short for "work in progress")
Now my working copy is in the state I want, but I have created a commit that I don't want to have. How do I get rid of that commit without modifying my working copy? Wait, there's a popular command for that!
git reset HEAD^
My...
converting drawable resource image into bitmap
...Icon(bitmap) that takes a bitmap image. I have the image I want to use in my drawable folder so how do I convert that to bitmap?
...
How can you find and replace text in a file using the Windows command-line environment?
...in the right direction, however none were suitable for me, so I am posting my solution.
I have Windows 7, which comes with PowerShell built-in. Here is the script I used to find/replace all instances of text in a file:
powershell -Command "(gc myFile.txt) -replace 'foo', 'bar' | Out-File -encoding A...
How to break out of multiple loops?
...
My first instinct would be to refactor the nested loop into a function and use return to break out.
share
|
improve this a...
How to .gitignore files recursively
I'm trying to avoid the following pattern in my .gitignore file.
4 Answers
4
...
Pandas conditional creation of a series/dataframe column
...oach is more than three times as slow as the apply approach from above, on my machine.
And you could also do this, using dict.get:
df['NEW_VALUE'] = [values_dict.get(v, None) for v in df['INDICATOR']]
share
|
...
How do I run a node.js app as a background service?
...
Copying my own answer from How do I run a Node.js application as its own process?
2015 answer: nearly every Linux distro comes with systemd, which means forever, monit, PM2, etc are no longer necessary - your OS already handles the...
Fixed size queue which automatically dequeues old values upon new enques
...
my point is instead of subclassing maybe you should just wrap the queue... this enforces the desired behavior in all cases. Also, since it is a custom storage class, let's make it completely custom, only expose the operations...