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while (1) vs. while(True) — Why is there a difference (in python 2 bytecode)?
...me byte code for while(True): pass and while(1): pass , but this is actually not the case in python2.7.
3 Answers
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Curly braces in string in PHP
...nterpolation. From the manual:
Complex (curly) syntax
This isn't called complex because the syntax is complex, but because
it allows for the use of complex expressions.
Any scalar variable, array element or object property with a string
representation can be included via this synta...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
...or disabled form elements are not passed to the processor method. The W3C calls this a successful element.(This works similar to
form check boxes that are not checked.)
Some browsers may override or provide default styling for disabled form elements. (Gray out or emboss text) Internet Explorer
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Difference between application/x-javascript and text/javascript content types
...itted in HTML 5).
This isn't a problem in HTTP headers as browsers universally (as far as I'm aware) either ignore the HTTP content-type of scripts entirely, or are modern enough to recognise application/javascript.
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Convert columns to string in Pandas
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to_json() probably does not call astype(str) as it leaves datetime64 and its subclasses as milliseconds since epoch.
– Sussch
Jul 10 '19 at 5:41
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What is the global interpreter lock (GIL) in CPython?
...ion, but then you did ask for details :-)
Note that Python's GIL is only really an issue for CPython, the reference implementation. Jython and IronPython don't have a GIL. As a Python developer, you don't generally come across the GIL unless you're writing a C extension. C extension writers need to ...
How do I reflect over the members of dynamic object?
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In the case of ExpandoObject, the ExpandoObject class actually implements IDictionary<string, object> for its properties, so the solution is as trivial as casting:
IDictionary<string, object> propertyValues = (IDictionary<string, object>)s;
Note that this will n...
What does 'require: false' in Gemfile mean?
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This means install the gem, but do not call require when you start Bundler. So you will need to manually call
require "whenever"
if you want to use the library.
If you were to do
gem "whenever", require: "whereever"
then bundler woul...
nginx upload client_max_body_size issue
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Thanks, that actually explains a lot. Certainly looks like Expect is the way to go for large requests.
– krukid
Jan 21 '13 at 15:55
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Insert, on duplicate update in PostgreSQL?
...it would be much slower, because each upsert would be its' own individual call into the database.
– baash05
Mar 1 '12 at 0:27
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