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What is the best (idiomatic) way to check the type of a Python variable? [duplicate]
I need to know if a variable in Python is a string or a dict. Is there anything wrong with the following code?
10 Answers
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla
...arent is created and is destroyed when its parent is destroyed. So its lifetime is controlled by its parent. e.g. A blog post and its comments. If a post is deleted, its comments should be deleted. It doesn't make sense to have comments for a post that doesn't exist. Same for orders and order items....
Double exclamation points? [duplicate]
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This may not have been properly documented at the time of the OP, however (new Boolean(false)) == false while (new Boolean(false)) !== false because new Boolean(false) creates an object. As stated in Mozilla's docs, if you want to convert to a boolean value, you must use Boo...
UITableView is starting with an offset in iOS 7
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Great! Save me a lot of time!
– inix
Apr 14 '16 at 12:49
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How to open the default webbrowser using java
Can someone point me in the right direction on how to open the default web browser and set the page to "www.example.com" thanks
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Difference between binary semaphore and mutex
... to a toilet. One person can
have the key - occupy the toilet - at
the time. When finished, the person
gives (frees) the key to the next
person in the queue.
Officially: "Mutexes are typically
used to serialise access to a section
of re-entrant code that cannot be
executed concur...
How do I flush the cin buffer?
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If you do this the next time you call getline(cin, input) you can press a char followed by enter all day long it won't go through.
– user3015682
May 23 '19 at 19:39
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unsigned int vs. size_t
...@gnasher729: Are you sure about the C++ standard? Having searched for some time I am under the impression that they simply removed all absolute guarantees about integer ranges (excluding unsigned char). The standard does not seem to contain the string '65535' or '65536' anywhere, and '+32767' only o...
Render a string in HTML and preserve spaces and linebreaks
...ut of the container, and didn't warp for whatever reason, didn't have much time to investigate.. but if you too are having the same problem, I ended up using the <pre> tags and the following css and everything was good to go..
pre {
font-size: inherit;
color: inherit;
border: initial;
padding...
Command to list all files in a folder as well as sub-folders in windows
I tried searching for a command that could list all the file in a directory as well as subfolders using a command prompt command.
I have read the help for "dir" command but coudn't find what I was looking for.
Please help me what command could get this.
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