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How to convert local time string to UTC?
...igure out what the local timezone is, construct a timezone object from it, and manipulate and attach it to the naive datetime.
Finally, use datetime.astimezone() method to convert the datetime to UTC.
Source code, using local timezone "America/Los_Angeles", for the string "2001-2-3 10:11:12":
imp...
What is the difference between char array and char pointer in C?
I am trying to understand pointers in C but I am currently confused with the following:
8 Answers
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Count occurrences of a char in plain text file
...o f <file> | wc -l
Note: Besides much easier to remember/duplicate and customize, this is about three times (sorry, edit! botched the first test) faster than Vereb's answer.
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Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
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/[$-/:-?{-~!"^_`\[\]]/
There are three ranges. '$' to '/', ':' to '?', and '{' to '~'. the last string of characters can't be represented more simply with a range: !"^_`[].
Use an ACSII table to find ranges for character classes.
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Does ruby have real multithreading?
...e confusing two very different things here: the
Ruby Programming Language and the specific threading model of one
specific implementation of the Ruby Programming Language. There
are currently around 11 different implementations of the Ruby
Programming Language, with very different and unique thr...
Quick easy way to migrate SQLite3 to MySQL? [closed]
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Everyone seems to starts off with a few greps and perl expressions and you sorta kinda get something that works for your particular dataset but you have no idea if it's imported the data correctly or not. I'm seriously surprised nobody's built a solid library that can co...
What's the fastest way to delete a large folder in Windows?
I want to delete a folder that contains thousands of files and folders. If I use Windows Explorer to delete the folder it can take 10-15 minutes (not always, but often). Is there a faster way in Windows to delete folders?
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Looping over arrays, printing both index and value
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The use of [@] and double quotes means it's not a "space separated list of words". You get the list of actual array keys, even if the individual keys contain whitespace.
– glenn jackman
Aug 21 '16 at 1...
App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...ource Code
Merging into one Project
Launch the App Inventor Merger
Find and Load Both Projects
Merge the Projects
Upload Final Project to App Inventor
Extras
Universal Assets and Databases
Assets
Databases
Merging More Than Two Projects
Renaming Second Project’s “Screen1”
Appendix
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Remove multiple spaces and new lines inside of String
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The simplest and the most elegant solution. Thanks. But there's one thing, this method is defined in Rails, so it'll work only in Rails applications, luckily that's my case.
– Kreeki
Aug 18 '11 at 12...