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git rebase, keeping track of 'local' and 'remote'
... rebase, I often have difficulty working out what is happening with the 'local' and 'remote' when resolving conflicts. I sometimes have the impression that they swap sides from one commit to the next.
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Why can't I initialize non-const static member or static array in class?
Why can't I initialize non-const static member or static array in a class?
5 Answers
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How do you enable “Enable .NET Framework source stepping”?
... update comes out and it modifies the dll you are trying to debug, it will cause source stepping to not work (that is, you'll get the "No source Available" with a greyed out "Browse to find Source").
However, once you've made all the appropriate settings, you can use the following workaround. Th...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
I have local changes to a file that I don't want to commit to my repository. It is a configuration file for building the application on a server, but I want to build locally with different settings. Naturally, the file always shows up when i do 'git status' as something to be staged. I would like to...
What does the caret (‘^’) mean in C++/CLI?
I just came across this code and a few Google searches turn up no explanation of this mysterious (to me) syntax.
7 Answers
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...st() along the way.
What do these methods do?
AsEnumerable and AsQueryable cast or convert to IEnumerable or IQueryable, respectively. I say cast or convert with a reason:
When the source object already implements the target interface, the source object itself is returned but cast to the target int...
Transaction isolation levels relation with locks on table
...s work on the same table T.
READ UNCOMMITTED - no lock on the table. You can read data in the table while writing on it. This means A writes data (uncommitted) and B can read this uncommitted data and use it (for any purpose). If A executes a rollback, B still has read the data and used it. This i...
Which kind of pointer do I use when?
...ost provided. I understand that C++11 now provides some of the types boost came up with, but not all of them.
4 Answers
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What is the purpose of setting a key in data.table?
...creasing order.
marks those columns as key columns by setting an attribute called sorted to DT.
The reordering is both fast (due to data.table's internal radix sorting) and memory efficient (only one extra column of type double is allocated).
When is setkey() required?
For grouping operations, s...
How do CDI and EJB compare? interact?
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CDI: it is about dependency injection. It means that you can inject interface implementation anywhere. This object can be anything, it can be not related to EJB. Here is an example of how to inject random generator using CDI. There is nothing about EJB. You are going to use CDI whe...