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Install a .NET windows service without InstallUtil.exe
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Here is a class I use when writing services. I usually have an interactive screen that comes up when the service is not called. From there I use the class as needed. It allows for multiple named instances on the same machine -hence the InstanceID field
Sample Call
IntegratedService...
Create a pointer to two-dimensional array
I need a pointer to a static 2-dimensional array. How is this done?
10 Answers
10
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SQL SELECT speed int vs varchar
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Int comparisons are faster than varchar comparisons, for the simple fact that ints take up much less space than varchars.
This holds true both for unindexed and indexed access. The fastest way to go is an indexed int column....
Is it possible to force Excel recognize UTF-8 CSV files automatically?
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I use Notepad++ to easily convert the .csv from UTF-8 to UTF-8 with BOM
– Sébastien
Jun 6 '16 at 8:02
3
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Is it possible to for SQL Output clause to return a column not being inserted?
...ons) taking the data from the original table (Practice), and fill a second intermediate table (PracticeReportOption).
2 Ans...
“Diff” an image using ImageMagick
... approach, particularly when comparing images which are mostly grayscale:
convert '(' file1.png -flatten -grayscale Rec709Luminance ')' \
'(' file2.png -flatten -grayscale Rec709Luminance ')' \
'(' -clone 0-1 -compose darken -composite ')' \
-channel RGB -combine diff.png
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What exactly is an “open generic type” in .NET? [duplicate]
...lt;T,U> are all open types (T and U are type arguments) whereas List<int> and Dictionary<string,int> are closed types.
There's a related concept: An unbound generic type is a generic type with unspecified type arguments. An unbound type can't be used in expressions other than typeof()...
How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
...exes
for every candidate anyway.
The simplest solution to this is to just internally store strings in case folded form and do binary comparisons with case folded candidates. Then you can
move the cursor correctly with just .Length since the cursor is for internal representation. You also get most o...
Split a collection into `n` parts with LINQ?
Is there a nice way to split a collection into n parts with LINQ?
Not necessarily evenly of course.
19 Answers
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...08/11/06/1327960.html
创建一个项目ExcelRTD，添加Microsoft.Office.Interop.Excel引用。创建一个类MarketData.cs，这个类继承IRtdServer接口，以实现一个RTD Server。新建另一个类DataCollector.cs用于从数据源获取数据。DataCollector有一个方法public DataTabl...