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Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
... features that make unreadable, unmaintainable code. It's not syntax that does it. It's bad programmers that cause this. And bad programmers, as you can see in that above item, can make any language feature unreadable and unusable. Like the for loops up there. (You can see them, right?)
Now to...
Difference between HashMap, LinkedHashMap and TreeMap
... a Hashtable, "neither the key nor the value can be null". This constraint does not exist on the latter.
– aioobe
May 22 '10 at 21:36
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querySelector search immediate children
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What a surprise: only Edge doesn't support this : )
– Xenos
Oct 30 '19 at 18:15
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Nested Models in Backbone.js, how to approach
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I'm not sure Backbone itself has a recommended way to do this. Does the Layout object have its own ID and record in the back end database? If so you can make it its own Model as you have. If not, you can just leave it as a nested document, just make sure you convert it to and from JSON...
Sort a list of tuples by 2nd item (integer value) [duplicate]
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While obvious. Sorted does not sort in place so: sorted_list = sorted([('abc', 121),('abc', 231),('abc', 148), ('abc',221)], key=lambda x: x[1])
– Vesanto
Apr 18 '18 at 16:46
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Should all Python classes extend object?
...hree different ways & internally they are all equal (see examples). It doesn't matter how you create a class, all classes in python 3 inherits from special class called object. The class object is fundamental class in python and provides lot of functionality like double-underscore methods, de...
How to redirect output of an already running process [duplicate]
...re fewer parameter. The C macros for the flags are not usable from GDB (it doesn’t use C headers) so I would have to read header files to discover this – it’s not that hard to do so but would take more time. Note that 0600 is the octal permission for the owner having read/write access and the ...
How is the default max Java heap size determined?
...xHeapSize = 4206886912 which is about 256 MB and 4 GB if I'm not mistaken. Does this mean that every JVM starts as if it was launched with -Xms256m -Xmx4g options?
– Yuriy Nakonechnyy
Nov 25 '14 at 10:28
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What's the best way to get the last element of an array without deleting it?
...ray_pop($array); (due to assigning value losing original key)
this option does not preserve the array's internal pointer
option .5. $x = end($array); reset($array);
this option is an attempt to modify option .5. to preserve the array's internal pointer (but sadly it does not scale well for very ...
How do I capture bash output to the Mac OS X clipboard?
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The pbcopy command does this.
For example, this puts the output from ls on the clipboard/pasteboard:
ls | pbcopy
And pbpaste does the reverse, writing to stdout from the clipboard:
pbpaste > ls.txt
You can use both together to filter ...