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How can I convert JSON to CSV?
...elements are numbers or strings.
CSV can essentially represent only a 2-D table -- optionally with a first row of "headers", i.e., "column names", which can make the table interpretable as a list of dicts, instead of the normal interpretation, a list of lists (again, "leaf" elements can be numbers ...
Convert a string to int using sql query
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You could use CAST or CONVERT:
SELECT CAST(MyVarcharCol AS INT) FROM Table
SELECT CONVERT(INT, MyVarcharCol) FROM Table
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How do I convert an interval into a number of hours with postgres?
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If you convert table field:
Define the field so it contains seconds:
CREATE TABLE IF NOT EXISTS test (
...
field INTERVAL SECOND(0)
);
Extract the value. Remember to cast to int other wise you can get an unpleasant su...
Hidden features of HTML
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The contentEditable property for (IE, Firefox, and Safari)
<table>
<tr>
<td><div contenteditable="true">This text can be edited<div></td>
<td><div contenteditable="true">Thi...
How can I get the SQL of a PreparedStatement?
...ke this:
org.hsqldb.jdbc.JDBCPreparedStatement@7098b907[sql=[INSERT INTO
TABLE_NAME(COLUMN_NAME, COLUMN_NAME, COLUMN_NAME) VALUES(?, ?, ?)],
parameters=[[value], [value], [value]]]
Now I've created a method (Java 8), which is using regex to extract both query and values and put them into map:
p...
Showing data values on stacked bar chart in ggplot2
... Thanks for this answer. I used it to do similar using data.table instead of plyr, so something like this: Data.dt[,list(Category, Frequency, pos=cumsum(Frequency)-0.5*Frequency), by=Year]
– atomicules
May 17 '12 at 15:49
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CSS Image size, how to fill, not stretch?
...n: absolute;
top: 0;
bottom: 0;
margin: auto;
display: table;
left: 50%;
}
.inner img {
display: block;
border: 1px solid blue; /* just for example */
position: relative;
right: 50%;
opacity: .5; /* just for example */
}
<div class="outer">...
Which is faster : if (bool) or if(int)?
...or cmpl in the Intel manuals. They're all cmp and I can't find the timing tables at the moment. I'm guessing, however, that there's no clock difference between comparing a byte immediate vs. comparing a long immediate, so for all practical purposes the code is identical.
edited to add the follo...
What is a correct mime type for docx, pptx etc?
...plication/pkcs8", "plf": "application/vnd.pocketlearn", "pnm": "image/x-portable-anymap", "pbm": "image/x-portable-bitmap", "pcf": "application/x-font-pcf", "pfr": "application/font-tdpfr", "pgn": "application/x-chess-pgn", "pgm": "image/x-portable-graymap", "png": "image/x-png", "ppm": "image/x-por...
Set a default parameter value for a JavaScript function
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Here is the compatibility table for ES6 kangax.github.io/compat-table/es6/#default_function_parameters Unfortunately this syntax isn't supported yet.
– freemanoid
Jul 9 '15 at 19:03
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