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How do you use a variable in a regular expression?
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1933
Instead of using the /regex/g syntax, you can construct a new RegExp object:
var replace = "...
Programmatically saving image to Django ImageField
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How to bind 'touchstart' and 'click' events but not respond to both?
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Parse JSON in TSQL
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Update: As of SQL Server 2016 parsing JSON in TSQL is now possible.
Natively, there is no s...
How to format strings using printf() to get equal length in the output?
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You can specify width on string fields, e.g.
printf("%-20s", "initialization...");
and the...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
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__FUNCTION__ is non standard, __func__ exists in C99 / C++11. The others (__LINE__ and __FILE_...
What is the purpose of std::make_pair vs the constructor of std::pair?
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The difference is that with std::pair you need to specify the types of both elements, whereas ...
Find out which remote branch a local branch is tracking
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Here is a command that gives you all tracking branches (configured for 'pull'), see:
$ git b...
Generating PDF files with JavaScript
...ng milimeters for units
var doc = new jsPDF()
doc.text('Hello world!', 10, 10)
doc.save('a4.pdf')
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.3.5/jspdf.debug.js"></script>
share
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How do I use prepared statements in SQlite in Android?
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I use prepared statements in Android all the time, it's quite simple :
SQLiteDatabase db = dbHe...