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Storing Objects in HTML5 localStorage
...vaScript object in HTML5 localStorage , but my object is apparently being converted to a string.
22 Answers
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Seeding the random number generator in Javascript
...PRNG functions produce a positive 32-bit number (0 to 232-1) which is then converted to a floating-point number between 0-1 (0 inclusive, 1 exclusive) equivalent to Math.random(), if you want random numbers of a specific range, read this article on MDN. If you only want the raw bits, simply remove t...
Difference between DateTime and Time in Ruby
... DateTime when, for example, Shakespeare's birthday needs to be accurately converted: (emphasis added)
So when should you use DateTime in Ruby and when should you use Time? Almost certainly you'll want to use Time since your app is probably dealing with current dates and times. However, if you n...
How do I get a value of datetime.today() in Python that is “timezone aware”?
...you are in UTC time to begin with. Always use timezone aware based on UTC. convert to local timezone on output when needed.
– MrE
Sep 13 '17 at 18:36
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Python Dictionary to URL Parameters
I am trying to convert a Python dictionary to a string for use as URL parameters. I am sure that there is a better, more Pythonic way of doing this. What is it?
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编译失败！ Error: Your build failed due to an error in the AAPT stage,...
编译apk报错如下：
经过日志分析如下：
Tag <activity> attribute name has invalid character
[java] /tmp/1685410160630_0.39828964915976717-0/youngandroidproject/../build/AndroidManifest.xml:5: Tag <activity> attribute name has invalid character '�'.
&n...
When to use lambda, when to use Proc.new?
...ambda is strict about the number of arguments it accepts, whereas Proc.new converts missing arguments to nil. Here is an example IRB session illustrating the difference:
irb(main):001:0> l = lambda { |x, y| x + y }
=> #<Proc:0x00007fc605ec0748@(irb):1>
irb(main):002:0> p = Proc.new ...
Redefine tab as 4 spaces
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One more thing, use :retab to convert existing tab to spaces. vim.wikia.com/wiki/Converting_tabs_to_spaces
– DawnSong
Nov 10 '16 at 14:39
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What is the difference between int, Int16, Int32 and Int64?
What is the difference between int , System.Int16 , System.Int32 and System.Int64 other than their sizes?
10 Answers
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SQL select join: is it possible to prefix all columns as 'prefix.*'?
...ames prefixed, here is the function in pl/pgsql, it's not easy but you can convert it to other procedure languages.
-- Create alias-view for specific table.
create or replace function mkaview(schema varchar, tab varchar, prefix varchar)
returns table(orig varchar, alias varchar) as $$
declare
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