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Getting the current page
...ewController: UIScrollViewDelegate {
func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
let width = scrollView.frame.width
let page = Int(round(scrollView.contentOffset.x/width))
print("CurrentPage:\(page)")
}
}
...
What does @: (at symbol colon) mean in a Makefile?
...nd nothing gets done.
For example (from Linux's scripts/Makefile.clean):
__clean: $(subdir-ymn)
ifneq ($(strip $(__clean-files)),)
+$(call cmd,clean)
endif
ifneq ($(strip $(__clean-dirs)),)
+$(call cmd,cleandir)
endif
ifneq ($(strip $(clean-rule)),)
+$(clean-rule)
endif
@:
...
Avoiding SQL injection without parameters
...nstead they want to replace single apostrophes with two apostrophes in all strings to avoid sql injections. Our databases are all running Sql Server 2005 or 2008 and our code base is running on .NET framework 2.0.
...
How can I convert JSON to a HashMap using Gson?
...rt com.google.gson.reflect.TypeToken;
Type type = new TypeToken<Map<String, String>>(){}.getType();
Map<String, String> myMap = gson.fromJson("{'k1':'apple','k2':'orange'}", type);
share
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...
Why do I need 'b' to encode a string with Base64?
Following this python example , I encode a string as Base64 with:
5 Answers
5
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CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...t of the cell.
Input validation is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeri...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...t of the cell.
Input validation is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeri...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...t of the cell.
Input validation is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeri...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...t of the cell.
Input validation is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeri...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...t of the cell.
Input validation is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeri...