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How to export DataTable to Excel
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I would recommend ClosedXML -
You can turn a DataTable into an Excel worksheet with some very readable code:
XLWorkbook wb = new XLWorkbook();
DataTable dt = GetDataTableOrWhatever();
wb.Worksheets.Add(dt,"WorksheetName");
The dev...
How to use onSavedInstanceState example please
I'm confused when it comes down to saving a state. So I know that onSaveInstanceState(Bundle) is called when the activity is about to be destroyed. But how do you store your information in it and bring it back to its original state in onCreate(Bundle savedInstanceState) ? I don't understand how t...
Is it possible to Turn page programmatically in UIPageViewController?
...tion)direction
animated:(BOOL)animated
completion:(void (^)(BOOL finished))completion;`
That is the same method used for setting up the first view controller on the page. Similar, you can use it to go to other pages.
Wonder why viewControllers is an array, and ...
Can I write into the console in a unit test? If yes, why doesn't the console window open?
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For me this comment from Michael said everything I needed to think about: "When you run a unit test through VS2010, standard output is redirected by the test harness and stored as part of the test output."
– Robert ...
Why do objects of the same class have access to each other's private data?
...ot on per-object basis.
Access control in C++ is implemented as a static, compile-time feature. I think it is rather obvious that it is not really possible to implement any meaningful per-object access control at compile time. Only per-class control can be implemented that way.
Some hints of per-o...
Rails Model, View, Controller, and Helper: what goes where?
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What are static factory methods?
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@haifzhan, it's not really intended to be complete, but okay.
– Matthew Flaschen
May 7 '14 at 0:46
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Git: Create a branch from unstaged/uncommitted changes on master
... checkout with -f.
git checkout master -f
Since your changes were never committed, you'd lose them.
Try to get back to your branch, commit your changes, then checkout the master again.
git checkout new_branch
git commit -a -m"edited"
git checkout master
git status
You should get a M message a...
If using maven, usually you put log4j.properties under java or resources?
...estion, but its not the best solution. Check out the other answers and the comments on this ... you would probably not shipping your own logging properties with the jar but instead leave it to the client (for example app-server, stage environment, etc) to configure the desired logging. Thus, putting...
How to prevent a background process from being stopped after closing SSH client in Linux
...by starting the process in background (with an ampersand at the end of the command) and redirecting stdout to a file.
20 An...