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How to export DataTable to Excel
...
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 convert Java String into byte[]?
...(Charset.forName("UTF-8"));
byte[] b = string.getBytes(StandardCharsets.UTF_8); // Java 7+ only
However the problem you appear to be wrestling with is that this doesn't display very well. Calling toString() will just give you the default Object.toString() which is the class name + memory address...
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 ...
What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it
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Try to lower the priority of your _collapsedtextHeightConstraint to 999. That way the system supplied UIView-Encapsulated-Layout-Height constraint always takes precedence.
It is based on what you return in -tableView:heightForRowAtIndexPath:. Make sure to r...
What does static_assert do, and what would you use it for?
Could you give an example where static_assert(...) ('C++11') would solve the problem in hand elegantly?
8 Answers
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How do I get the row count of a pandas DataFrame?
...g",
setup=lambda n: pd.DataFrame(np.arange(n * 3).reshape(n, 3)),
n_range=[2**k for k in range(25)],
kernels=[
lambda data: data.shape[0],
lambda data: data[0].count(),
lambda data: len(data.index),
],
labels=["data.shape[0]", "data[0].count()", "len(data....
How do you add Boost libraries in CMakeLists.txt?
...HREADED ON)
set(Boost_USE_STATIC_RUNTIME OFF)
find_package(Boost 1.45.0 COMPONENTS *boost libraries here*)
if(Boost_FOUND)
include_directories(${Boost_INCLUDE_DIRS})
add_executable(progname file1.cxx file2.cxx)
target_link_libraries(progname ${Boost_LIBRARIES})
endif()
Obviously...
SVN Error - Not a working copy
...ch worked for the OP) didn't fix it. Here's what I did:
$ mv papers papers_
$ svn cleanup
$ svn revert papers
Reverted 'papers'
$ mv papers_/ papers
$ svn add papers
That worked.
share
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improve ...
Reload an iframe with jQuery
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This Jquery worked like a charm for me: $('#map_iframe').attr('src', $('#map_iframe').attr('src'));
– Topher Hunt
Jul 1 '14 at 19:00
add a comment
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端侧AI（OnDeviceAI）使用指导 · App Inventor 2 中文网
...，将同名事件的处理合并到一个事件积木中。
when 按钮_加载.Click() {
OnDeviceAI1.LoadModel("model.ms")
}
when OnDeviceAI1.ModelLoaded(输入信息JSON) {
标签1.Text = 输入信息JSON
}
when OnDeviceAI1.Error(错误信息) {
标签1.Text = 错误信息
}
案...