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How to get just the parent directory name of a specific file
...ame FilenameUtils class to grab the name from the result, use lastIndexOf, etc.
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Print second last column/field in awk
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As a mnemonic, this behavior is the same as C/Java etc. int x = ++i int x = i++, prefix means increment first; postfix means increment later (assignment first).
– Weekend
Dec 11 '19 at 7:20
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POST data with request module on Node.JS
...sing form will make the arrays into field[0].attribute, field[1].attribute etc. Instead use body like so.
var jsonDataObj = {'mes': 'hey dude', 'yo': ['im here', 'and here']};
request.post({
url: 'https://api.site.com',
body: jsonDataObj,
json: true
}, function(error, response, body...
What do we mean by Byte array? [closed]
...t makes sense to talk about them in order: the first byte, the second byte etc..
Just as bytes can encode different types and ranges of data (numbers from 0 to 255, numbers from -128 to 127, single characters using ASCII e.g. 'a' or '%', CPU op-codes), each byte in a byte array may be any of these ...
Visual Studio Expand/Collapse keyboard shortcuts [duplicate]
...M or CTRL + M + O to collapse all code blocks, regions, namespaces, etc.
7 Answers
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Python setup.py develop vs install
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not sure if this matters, but if I am using python 3 etc, does one have to run python setup.py develop differently?
– Charlie Parker
Jan 11 '17 at 1:03
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How to design a product table for many kinds of product where each product has many parameters
...a blob of attributes that can't be easily queried within SQL; you have to fetch the whole blob back to the application and sort it out there.
Entity-Attribute-Value: One table for Products, and one table that pivots attributes to rows, instead of columns. EAV is not a valid design with respect to t...
What does PermGen actually stand for?
...know what PermGen is, what it's used for, why it fails, how to increase it etc.
8 Answers
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Convert timestamp to readable date/time PHP
...are using PHP date(), you can use this code to get the date, time, second, etc.
$time = time(); // you have 1299446702 in time
$year = $time/31556926 % 12; // to get year
$week = $time / 604800 % 52; // to get weeks
$hour = $time / 3600 % 24; // to get hours
$minute = $time / 60 ...
Good tool to visualise database schema? [closed]
... PNG using any tool of your choice (Inkscape, ImageMagick, GraphicsMagick, etc.)
– Arvid
Nov 24 '16 at 13:22
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