大约有 31,500 项符合查询结果（耗时：0.0376秒） [XML]
EF Migrations: Rollback last applied migration?
This looks like a really common task, but I can't find an easy way to do it.
14 Answers
...
Which Visual C++ file types should be committed to version control?
...'d choose those:
cpp
filters
h
ico
manifest
rc
rc2
sln
txt
vcxproj
Generally, you should version all files necessary to build the project. Automatically generated files should not be archived imho.
share
|
...
How to avoid having class data shared among instances?
...problem you face is that x.list and y.list are the same list, so when you call append on one, it affects the other.
– Matt Moriarity
Nov 5 '09 at 14:04
...
How can I give eclipse more memory than 512M?
I have following setup, but when I put 1024 and replace all 512 with 1024, then eclipse won't start at all. How can I have more than 512M memory for my eclipse JVM?
...
How to convert lazy sequence to non-lazy in Clojure
...
doall is all you need. Just because the seq has type LazySeq doesn't mean it has pending evaluation. Lazy seqs cache their results, so all you need to do is walk the lazy seq once (as doall does) in order to force it all, and t...
Profiling Django
...at queries are executed on each page and how much time they take. It's a really useful, powerful and easy to use tool.
Also, read recommendations about Django performance in Database access optimization from the documentation.
And Django performance tips by
Jacob Kaplan-Moss.
...
Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
... LOAD_PATH , so this broke them (they reported "no such file to load" for all require statements that based off the project path). Was there a particular justification for doing this?
...
Should Javadoc comments be added to the implementation?
...methods that are implementation only (not overrides), sure, why not, especially if they are public.
If you have an overriding situation and you are going to replicate any text, then definitely not. Replication is a surefire way of causing discrepancies. As a result, users would have a different und...
A definitive guide to API-breaking changes in .NET
... information as possible regarding API versioning in .NET/CLR, and specifically how API changes do or do not break client applications. First, let's define some terms:
...
Drop unused factor levels in a subsetted data frame
...tion, a new data frame is created. However, the factor variable retains all of its original levels, even when/if they do not exist in the new dataframe.
...