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Safest way to convert float to integer in python?
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@kralyk you mean, after the round? So, would casting them to int raise an exception, or just truncate them?
– Agostino
Mar 22 '16 at 13:59
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How to find out what group a given user has?
In Unix/Linux, how do you find out what group a given user is in via command line?
5 Answers
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Android - Start service on boot
From everything I've seen on Stack Exchange and elsewhere, I have everything set up correctly to start an IntentService when Android OS boots. Unfortunately it is not starting on boot, and I'm not getting any errors. Maybe the experts can help...
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How to export DataTable to Excel
...= new List<string>();
string[] columnNames = dataTable.Columns
.Cast<DataColumn>()
.Select(column => column.ColumnName)
.ToArray();
var header = string.Join(",", columnNames.Select(name => $"\"{name}\""));
lines.Add(header);
var valueLines = dataTable.AsEnumerable()
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An efficient way to transpose a file in Bash
... more explicit variable names will help answer some of the questions below and generally clarify what the script is doing. It also uses tabs as the separator which the OP had originally asked for so it'd handle empty fields and it coincidentally pretties-up the output a bit for this particular case....
Using the rJava package on Win7 64 bit with R
... for Windows x86. On Win 64, the former installs in C:\Program files\Java\ and the latter in C:\Program Files (x86)\Java\ so they do not conflict.
As of Java version 9, support for x86 (win32) has been discontinued. Hence the latest working multi-arch setup is to install both jdk-8u172-windows-i58...
How to toggle a boolean?
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Since this recasts to an integer anyway, it can be simplified as: bool ^= 1
– Kyle Mueller
Oct 23 '13 at 16:14
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Get “Value” property in IGrouping
...Grouping<key,DespatchGroup>>). Otherwise, use toList(), or simply cast it to IEnumerable<DespatchGroup>.
– apple apple
Jan 9 at 5:33
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SQL Server - stop or break execution of a SQL script
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then the incantation... but how do I cast Magic Missle?!
– JJS
Feb 3 '17 at 18:31
1
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What is a typedef enum in Objective-C?
...nd kOblateSpheroid). You can assign a ShapeType variable another value by casting, though, so you have to be careful when reading enum values.
Finally, kCircle, kRectangle, and kOblateSpheroid are declared as integral constants in the global namespace. Since no specific values were specified, the...