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How to test if a string is JSON or not?
...h paragraphs of ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf
– Onur Yıldırım
Apr 19 '19 at 0:38
j...
Specifying an Index (Non-Unique Key) Using JPA
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= Specifications =
JPA 2.1+: javax.persistence.Index (or see JSR-000338 PDF, p. 452, item 11.1.23)
The JPA @Index annotation can only be used as part of another annotation like @Table, @SecondaryTable, etc.:
@Table(indexes = { @Index(...) })
JDO 2.1+: javax.jdo.annotations.Index
= ORM Framewo...
Is there something like RStudio for Python? [closed]
...ipt (a .py file including only the source code)
static html (and therefore pdf as well)
You can even share your notebooks online with others using the nbviewer service, where people publish whole books. Furthermore, GitHub renders your .ipynb files. You can publish your Jupyter Notebooks as reprod...
How to scale threads according to CPU cores?
...as this paper which may be relevant:
http://gee.cs.oswego.edu/dl/papers/fj.pdf
The Fork Join framework has been added to Java SE 7. Below are few more references:
http://www.ibm.com/developerworks/java/library/j-jtp11137/index.html
Article by Brian Goetz
http://www.oracle.com/technetwork/articles...
Bordered UITextView
...endall Helmstetter GelnerKendall Helmstetter Gelner
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IntelliJ IDEA hint parameters of method
...), it should show something similar.
You may also find the reference card (PDF) handy.
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Regular expression to allow spaces between words
...ccidental double-spaces, or if you're working with copy-pasted text from a PDF), then add a + after the space:
^\w+( +\w+)*$
If you want to allow tabs and newlines (whitespace characters), then replace the space with a \s+:
^\w+(\s+\w+)*$
Here I suggest the + by default because, for example, Wi...
unix diff side-to-side results?
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srpatchsrpatch
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HTML encoding issues - “” character showing up instead of “ ”
...r reason I'm not sure. It generates a bunch of HTML that gets turned into PDF reports by ActivePDF.
8 Answers
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Comment out text in R Markdown (Rmd file)
...t because knitr is not responsible for rendering the document into html or pdf. I think the HTML comment characters are only dealt with by pandoc/rmarkdown after knitting.
– randy
Jul 12 '19 at 21:57
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