大约有 30,000 项符合查询结果（耗时：0.0435秒） [XML]
How to use glOrtho() in OpenGL?
I can't understand the usage of glOrtho . Can so<em>mem>eone explain what it is used for?
3 Answers
...
What's the difference(s) between .ToList(), .AsEnu<em>mem>erable(), AsQueryable()?
I know so<em>mem>e differences of LINQ to Entities and LINQ to Objects which the first i<em>mem>ple<em>mem>ents IQueryable and the second i<em>mem>ple<em>mem>ents IEnu<em>mem>erable and <em>mem>y question scope is within EF 5.
...
What size should TabBar i<em>mem>ages be?
...
30x30 is points, which <em>mem>eans 30px @1x, 60px @2x, not so<em>mem>ewhere in-between. Also, it's not a great idea to e<em>mem>bed the title of the tab into the i<em>mem>age—you're going to have pretty poor accessibility and localization results like that.
...
Get ti<em>mem>ezone fro<em>mem> DateTi<em>mem>e
Does the .Net DateTi<em>mem>e contain infor<em>mem>ation about ti<em>mem>e zone where it was created?
7 Answers
...
git <em>mem>erge: apply changes to code that <em>mem>oved to a different file
I a<em>mem> atte<em>mem>pting a pretty beefy git <em>mem>erge <em>mem>aneuver right now. One proble<em>mem> that I a<em>mem> co<em>mem>ing across is that I <em>mem>ade so<em>mem>e changes to so<em>mem>e code in <em>mem>y branch, but <em>mem>y colleague <em>mem>oved that code to a new file in his branch. So when I did git <em>mem>erge <em>mem>y_branch his_branch , git did not notice that the code in ...
Transaction isolation levels relation with locks on table
...understand the lock each transaction isolation takes on the table
For exa<em>mem>ple, you have 3 concurrent processes A, B and C. A starts a transaction, writes data and co<em>mem><em>mem>it/rollback (depending on results). B just executes a SELECT state<em>mem>ent to read data. C reads and updates data. All these process wo...
sqlite database default ti<em>mem>e value 'now'
Is it possible in a sqlite database to craete a table that has a ti<em>mem>esta<em>mem>p colu<em>mem>n that default to DATETI<em>Mem>E('now') ?
7 Ans...
How to configure an existing git repo to be shared by a UNIX group
...ing git repo (a bare one) which has up to this point only been writable by <em>mem>e. I want to open it up to so<em>mem>e UNIX user group, foo, so that all <em>mem>e<em>mem>bers of foo can push to it. I'<em>mem> aware that I can easily set up a new git repo with:
...
Why should I use tags vs. release/beta branches for versioning?
...n using git for about a year and would like to use tagging to, well, tag co<em>mem><em>mem>its at different versions. I've found lots of info on the co<em>mem><em>mem>ands to use to work with tags, but what I'd like to know is why use tagging at all if I can just create a new branch called 1.1.0 and not have to cloud <em>mem>y <em>mem>ind...
How do CDI and EJB co<em>mem>pare? interact?
I'<em>mem> having a tough ti<em>mem>e understanding how the two interact and where the boundary between the<em>mem> lies. Do they overlap? Are there redundancies between the<em>mem>?
...