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Longest line in a file
... in a file. Ideally, it would be a simple bash shell command instead of a script.
14 Answers
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Heroku push rejected, no Cedar-supported app detected
...app be sure there is a webservice enabled via Procfile pointing to correct script. Also be sure web dyno is turned on for app in Heroku admin. remote: ----->Discovering process types...Procfile declares types -> web is via my Procfile
– Marc
Jul 13 '15 at...
Python AttributeError: 'module' object has no attribute 'Serial' [duplicate]
...access a serial port with Python 2.6 on my Raspberry Pi running Debian.
My script named serial.py tries to import pySerial:
...
Advanced JavaScript: Why is this function wrapped in parentheses? [duplicate]
I came across this bit of JavaScript code, but I have no idea what to make out of it. Why do I get "1" when I run this code? What is this strange little appendix of (1) and why is the function wrapped in parentheses?
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How can I list all collections in the MongoDB shell?
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You can do...
JavaScript (shell):
db.getCollectionNames()
Node.js:
db.listCollections()
Non-JavaScript (shell only):
show collections
The reason I call that non-JavaScript is because:
$ mongo prodmongo/app --eval "show collections"
M...
How do I read the source code of shell commands?
...do you have any idea if there are shell commands actually written in shell script?
– Rafael
Sep 17 '19 at 11:22
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How can I remove all my changes in my SVN working directory?
...ore someone blames me for this code destroying their work) ;-)
I use this script on a continuous integration system where I want to make sure a clean build is performed after running some tests.
Edit: I'm not sure this works with all versions of Subversion. It's not clear if the svn status command...
How can I find the current OS in Python? [duplicate]
....uname(),
platform.version(),
platform.mac_ver(),
))
The outputs of this script ran on a few different systems (Linux, Windows, Solaris, MacOS) and architectures (x86, x64, Itanium, power pc, sparc) is available here: https://github.com/hpcugent/easybuild/wiki/OS_flavor_name_version
e.g. Solaris ...
Coding Style Guide for node.js apps? [closed]
... there for good measure ;)
Edit: Suggestions from @alienhard
Google JavaScript style Guide
Felix's Node.js Style Guide
IMO there's a few golden rules you should follow:
Never use with or eval
Use === over ==
Always declare your variables with var in the appropriate scope - don't fallback to t...
How can I create an error 404 in PHP?
...irects all requests to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages.
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