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LINQ with groupby and count
...(var line in data.GroupBy(info => info.metric)
.Select(group => new {
Metric = group.Key,
Count = group.Count()
})
.OrderBy(x => x.Metric))
{
Console.Wri...
Getting “cannot find Symbol” in Java project in Intellij
...
Select Build->Rebuild Project will solve it
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How can I export tables to Excel from a webpage [closed]
...a div and then call the id with document.getElementById('id').innerHTML to selectively grab the table only, otherwise all your stuff gets exported to the spreadsheet. Doesn't work in old IE though, just opens a new window with all the html in the title
– Abraham Brookes
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Why are const parameters not allowed in C#?
...rrectness. The simple example of const int arg is cute, but I've also seen char * const * const arg - a constant pointer to constant pointers to non-constant characters. Const-correctness on pointers to functions is a whole new level of obfuscation.
The second is because class arguments are referen...
创建增量同步Oracle物化视图问题 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
..._tablename refresh fast on demand start with sysdate next sysdate+1/288 as select * from T_tablename@dblink_name;”。
现在，数据库A上此表的主键约束因主键字段值重复而被disable了，在第三个数据库C上新建这个物化视图却失败，说：“ORA-12014: 表 'T_MV_TE...
“Unable to find manifest signing certificate in the certificate store” - even when add new key
...t click on your project
click on properties
usually on the left-hand side, select the "Signing" tab
check off the Sign the ClickOnce manifests
Make sure you save!
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change text of button and disable button in iOS
...trolStateReserved];
[myButton setTitle: @"myTitle" forState: UIControlStateSelected];
[myButton setTitle: @"myTitle" forState: UIControlStateDisabled];
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HTML/CSS: Make a div “invisible” to clicks?
... However, this means that the text can't be clicked (eg, to click links or select it). Would it be possible to simply make this div "invisible" to clicks and other mouse events?
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How exactly does __attribute__((constructor)) work?
...unction call to any of the functions declared above
*/
int
main (int argc, char *argv[]) {
printf ("\n\t [ main body of program ]\n");
return 0;
}
output:
init_some_function() called by elf_init()
elf_init() -- (.section .init)
construct1() constructor -- (.section .ctors) pr...
How to change fontFamily of TextView in Android
...ily in Android but I don't see any pre-defined fonts in Android. How do I select one of the pre-defined ones? I don't really need to define my own TypeFace but all I need is something different from what it shows right now.
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