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How to check for file lock? [duplicate]
... worthless anyway since the file could become locked the very next second (read: short timespan).
Why specifically do you need to know if the file is locked anyway? Knowing that might give us some other way of giving you good advice.
If your code would look like this:
if not locked then
open ...
Execute a command line binary with Node.js
.... Remember that StackOverflow is building an archive of answers for people reading this in the future.
– Al Sweigart
Apr 15 '17 at 18:08
4
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What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
...t; ]
[undefined, undefined] // Array [ undefined, undefined ]
I have already submitted an issue to Chromium and ask them to fix this confusing printing:
https://bugs.chromium.org/p/chromium/issues/detail?id=732021
UPDATE: It's already fixed. Chrome now printed as:
new Array(2) // (...
How to insert an element after another element in JavaScript without using a library?
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If you already have the element constructed, you can use .insertAdjacentElement()
– GetFree
Mar 13 '18 at 17:05
7
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How do you get a Golang program to print the line number of the error it just called?
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While the answer already given fixes the problem neatly, your solution alerted me for the existence of something awesome — the runtime package! Lovely stuff :) golang.org/pkg/runtime
– Gwyneth Llewelyn
J...
What kinds of patterns could I enforce on the code to make it easier to translate to another program
... modify in the context of another 80,000 lines of translated program you already don't understand. That takes a huge amount of effort. At the million line level, this is simply impossible in practice. (Amazingly there are people that distrust automated tools and insist on translating million line...
n-grams in python, four, five, six grams?
...ltk approach (just in case, the OP gets penalized for reinventing what's already existing in the nltk library).
There is an ngram module that people seldom use in nltk. It's not because it's hard to read ngrams, but training a model base on ngrams where n > 3 will result in much data sparsity.
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Log exception with traceback
...I have a write up at http://www.bbarrows.com/ That would be much easier to read but Ill paste it in here as well.
When tasked with logging all the exceptions that our software might encounter in the wild I tried a number of different techniques to log our python exception tracebacks. At first I tho...
What is a rune?
..., it's a series of bytes. A string is a series of bytes, not runes. Please read the spec.
– Inanc Gumus
Aug 26 '18 at 15:30
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Best way to load module/class from lib folder in Rails 3?
... the server is started. If you want the comfort to autoreload those files, read: Rails 3 Quicktip: Auto reload lib folders in development mode. Be aware that this is not meant for a production environment since the permanent reload slows down the machine.
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