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Why does Java allow us to compile a class with a name different than the file name?
...name does not have to be officially put on the door. Instead, the door can read "Utilities" or "Meeting room".
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Is a Python dictionary an example of a hash table?
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Yes, it is a hash mapping or hash table. You can read a description of python's dict implementation, as written by Tim Peters, here.
That's why you can't use something 'not hashable' as a dict key, like a list:
>>> a = {}
>>> b = ['some', 'list']
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Android: Want to set custom fonts for whole application not runtime
...ritten for one activity. P.S. it's really odd to add one more object for a read only textView just to change the font. Off Topic: Android should really introduce a mechanism to fetch a font from assests folder and to be included in R so that it can be changed design time)
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Editing Javascript using Chrome Developer Tools
...trying to edit javascript on a site using Chrome's Developer Tools. I have read about 30 accounts of how to do this as well as watched a few videos. The fact is, when I go to the sources tab and open the file I want to edit, I can't do anything to it. Is there some step I am missing?
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jQuery’s .bind() vs. .on()
...ry's on() function does not introduce any new functionality that did not already exist, it is just an attempt to standardize event handling in jQuery (you no longer have to decide between live, bind, or delegate).
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What's the difference between String(value) vs value.toString()
...at the ToPrimitive and the ToString internal operations.
I also recommend reading this article:
Object-to-Primitive Conversions in JavaScript
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How do you reverse a string in place in C or C++?
...ed XOR-swap for this simple version, too. Fixed for the benefit of future readers of this popular question. XOR-swap is highly not recommended; hard to read and making your code compile less efficiently. You can see on the Godbolt compiler explorer how much more complicated the asm loop body is w...
How persistent is localStorage?
... local storage really serve difference purposes. Cookies are primarily for reading server-side, LocalStorage can only be read client-side. So the question is, in your app, who needs this data — the client or the server?
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Why is Everyone Choosing JSON Over XML for jQuery? [closed]
...alization format for your data, JSON is smaller, lighterweight, more human readable, and generally faster than XML.
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Is gettimeofday() guaranteed to be of microsecond resolution?
...ad Timing for Intel Processors
If you're on Intel hardware, here's how to read the CPU real-time instruction counter. It will tell you the number of CPU cycles executed since the processor was booted. This is probably the finest-grained counter you can get for performance measurement.
Note that ...