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Convert XLS to CSV on command line
How could I convert an XLS file to a CSV file on the windows command line.
15 Answers
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How to put more than 1000 values into an Oracle IN clause [duplicate]
...place procedure tableselect
( p_numbers in number_table
, p_ref_result out sys_refcursor)
is
begin
open p_ref_result for
select *
from employees , (select /*+ cardinality(tab 10) */ tab.nr from table(p_numbers) tab) tbnrs
where id = tbnrs.nr;
end;
/
This is one of the rare cases ...
How do I spool to a CSV formatted file using SQLPLUS?
...csv
select table_name, tablespace_name
from all_tables
where owner = 'SYS'
and tablespace_name is not null;
Output will be like:
TABLE_PRIVILEGE_MAP ,SYSTEM
SYSTEM_PRIVILEGE_MAP ,SYSTEM
STMT_AUDIT_OPTION_MAP ...
Converting Java objects to JSON with Jackson
...
To convert your object in JSON with Jackson:
ObjectWriter ow = new ObjectMapper().writer().withDefaultPrettyPrinter();
String json = ow.writeValueAsString(object);
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How to convert .crt to .pem [duplicate]
How can I convert .crt to .pem?
2 Answers
2
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Converting string to numeric [duplicate]
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As csgillespie said. stringsAsFactors is default on TRUE, which converts any text to a factor. So even after deleting the text, you still have a factor in your dataframe.
Now regarding the conversion, there's a more optimal way to do so. So I put it here as a reference :
> x <- fa...
Convert Java Object to JsonNode in Jackson [duplicate]
Is it possible to directly convert a Java Object to an JsonNode-Object?
1 Answer
1
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ffmpeg - Converting MOV files to MP4 [closed]
...videos to .mp4 file. Most of the users currently upload .mov and I want to convert every video to .mp4.
1 Answer
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Creation timestamp and last update timestamp with Hibernate and MySQL
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Correct. MySQL timestamp is always in UTC. MySQL converts TIMESTAMP values from the current time zone to UTC for storage, and back from UTC to the current time zone for retrieval. MySQL documentation: The DATE, DATETIME, and TIMESTAMP Types
– Ole V.V.
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How can I get all constants of a type by reflection?
...eldInfo[])constants.ToArray(typeof(FieldInfo));
}
Source
You can easily convert it to cleaner code using generics and LINQ:
private List<FieldInfo> GetConstants(Type type)
{
FieldInfo[] fieldInfos = type.GetFields(BindingFlags.Public |
BindingFlags.Static | BindingFlags.Flatte...