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What is the best way to exit a function (which has no return value) in python before the function en
...d then sys.exit() if you want to exit but report success or sys.exit("some error message to print to stderr").
– Boris
Mar 4 at 17:07
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How to set the context path of a web application in Tomcat 7.0
...ext elements deploying for all other host ,for big apps it take connection errors also not good isolation for example you may access other sites by folder name domain2.com/domain1Folder !! also database session connections loaded twice !
the other way is put ROOT.xml file that has context tag with ...
How do I generate random number for each row in a TSQL Select?
...,648) to 2^31-1 (2,147,483,647), the abs() function can return an overflow error if the result happens to be exactly -2,147,483,648! The chances are obviously very low, about 1 in 4 billion, however we were running it over a ~1.8b row table every day, so it was happening about once a week! Fix is to...
Grep regex NOT containing string
...this type of Regex; $grep -P (?<\!1\.2\.3\.4) test.log -bash: syntax error near unexpected token `('
– jwbensley
May 2 '12 at 10:20
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How do I declare a namespace in JavaScript?
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this gives me an error in IE7. var your_namespace = (typeof your_namespace == "undefined" || !your_namespace ) ? {} : your_namespace ; works better.
– mjallday
Nov 5 '10 at 7:28
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How do I replace whitespaces with underscore?
... do I need to import anything for this to work? I get the following error: AttributeError: 'builtin_function_or_method' object has no attribute 'replace'
– Ocasta Eshu
Oct 31 '12 at 2:23
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How To Save Canvas As An Image With canvas.toDataURL()?
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Here is some code. without any error.
var image = canvas.toDataURL("image/png").replace("image/png", "image/octet-stream"); // here is the most important part because if you dont replace you will get a DOM 18 exception.
window.location.href=image; // i...
How to change color in markdown cells ipython/jupyter notebook?
...you, try using the style attribute.
**Notes**
<p style="color:red;">ERROR: Setting focus didn't work for me when I tried from jupyter. However it worked well when I ran it from the terminal</p>
This gives me the following result
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How to supply value to an annotation from a Constant java
...requisite. If you try to dynamically calc the variable you'll get the same error message.
– Wolfgang Fahl
Jun 26 '17 at 11:32
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Group query results by month and year in postgresql
...s above recommended and I was getting a column 'year_month' does not exist error.
What worked for me was:
SELECT
date_trunc('month', created_at), 'MM/YYYY' AS month
FROM
"orders"
GROUP BY
date_trunc('month', created_at)
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