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How to use ArrayAdapter
...created row.xml in layouts, but don't know how to show both reason and long_val in the ListView using ArrayAdapter.
5 Answe...
How can I format my grep output to show line numbers at the end of the line, and also the hit count?
...
or in perl (for completeness...):
perl -npe 'chomp; /null/ and print "$_ - Line number : $.\n" and $i++;$_="";END{print "Total null count : $i\n"}'
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SQL Server: SELECT only the rows with MAX(DATE)
...ect OrderNO,
PartCode,
Quantity,
row_number() over(partition by OrderNO order by DateEntered desc) as rn
from YourTable) as T
where rn = 1
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best way to get the key of a key/value javascript object
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What if I don’t wantfoo[i]to be"_proto_"?
– user2284570
May 29 '16 at 2:04
1
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How to handle click event in Button Column in Datagridview?
...t off to the races.
Putting it all together:
C#:
private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
var senderGrid = (DataGridView)sender;
if (senderGrid.Columns[e.ColumnIndex] is DataGridViewButtonColumn &&
e.RowIndex >= 0)
{
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VIP会员中心 · App Inventor 2 中文网，少儿编程陪伴者
...员中心 中文社区 关于 var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; s.parentNod...
Removing duplicate values from a PowerShell array
...'Apples ', 'APPLES', 'Banana') |
Sort-Object -Property @{Expression={$_.Trim()}} -Unique
Output:
Apples
Banana
This uses the Property parameter to first Trim() the strings, so extra spaces are removed and then selects only the -Unique values.
More info on Sort-Object:
Get-Help Sort-Objec...
Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
...ing so i had to run open /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg
That didnt work for me at first because the version of CommandLineTools i had installed did not have the "Packages" folder. So i uninstalled and reinstalled like this:
rm -rf /Library/Devel...
What is the best algorithm for overriding GetHashCode?
... use it as:
public override int GetHashCode()
{
return Hashing.RSHash(_field1, _field2, _field3);
}
I didn't assess its performance, so any feedback is welcomed.
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What is the difference between precision and scale?
... significant digits.
Reference:
http://download.oracle.com/docs/cd/B28359_01/server.111/b28318/datatype.htm#CNCPT1832
That page also has some examples that will make you understand precision and scale.
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