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How to split a large text file into smaller files with equal number of lines?
I've got a large (by number of lines) plain text file that I'd like to split into smaller files, also by number of lines. So if my file has around 2M lines, I'd like to split it up into 10 files that contain 200k lines, or 100 files that contain 20k lines (plus one file with the remainder; being ev...
How to save a dictionary to a file?
I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
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How to recursively find the latest modified file in a directory?
... keep everything in memory.
%T@ gives you the modification time like a unix timestamp, sort -n sorts numerically, tail -1 takes the last line (highest timestamp), cut -f2 -d" " cuts away the first field (the timestamp) from the output.
Edit: Just as -printf is probably GNU-only, ajreals usage of s...
Which version of PostgreSQL am I running?
I'm in a corporate environment (running Debian Linux) and didn't install it myself. I access the databases using Navicat or phpPgAdmin (if that helps). I also don't have shell access to the server running the database.
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Python json.loads shows ValueError: Extra data
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As you can see in the following example, json.loads (and json.load) does not decode multiple json object.
>>> json.loads('{}')
{}
>>> json.loads('{}{}') # == json.loads(json.dumps({}) + json.dumps({}))
Traceback (most recent call last):
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What's wrong with nullable columns in composite primary keys?
...the clearest to more people. I still feel that the answer by Tony Andrews explains the intention behind this design better; do check it out as well!
– Roman Starkov
Feb 16 '15 at 15:24
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Default parameters with C++ constructors [closed]
...efault parameters, or should I use separate overloaded constructors? For example:
12 Answers
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Parser Error Message: Could not load type 'TestMvcApplication.MvcApplication'
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rmagick gem install “Can't find Magick-config”
...uilding native Ruby gems, sometimes you'll get an error containing "ruby extconf.rb". This is often caused by missing development libraries for the gem you're installing, or even Ruby itself.
Do you have apt installed on your machine? If not, I'd recommend installing it, because it's a quick and e...