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Difference between == and ===
...ame are equal or not.
let person1 = Person(ssn: 5, name: "Bob")
let person2 = Person(ssn: 5, name: "Bob")
if person1 == person2 {
print("the two instances are equal!")
}
Although person1 and person2 references point two different instances in Heap area, their instances are equal because their...
Sublime Text 2 keyboard shortcut to open file in specified browser (e.g. Chrome)
I do web development and am trying out Sublime Text 2. Is there a keyboard shortcut to open the current file in specified browser (e.g. Chrome)?
...
Command to remove all npm modules globally?
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24 Answers
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Controlling a USB power supply (on/off) with Linux
...e. The information in this answer is relevant for the older kernels (up to 2.6.32). See tlwhitec's answer for the information on the newer kernels.
# disable external wake-up; do this only once
echo disabled > /sys/bus/usb/devices/usb1/power/wakeup
echo on > /sys/bus/usb/devices/usb1/power/...
Pick a random element from an array
...
326
Swift 4.2 and above
The new recommended approach is a built-in method on the Collection protoc...
How to build query string with Javascript
...t can take a Form and return the query parameters, eg: "var1=value&var2=value2&arr[]=foo&arr[]=bar..."
20 Answ...
Why are flag enums usually defined with hexadecimal values
...ags]
public enum MyEnum
{
None = 0,
Flag1 = 1 << 0,
Flag2 = 1 << 1,
Flag3 = 1 << 2,
Flag4 = 1 << 3,
Flag5 = 1 << 4
}
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Unresolved specs during Gem::Specification.reset:
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277
I was seeing this issue by just running RSpec on its own. From what I understand, this means t...
Android: Storing username and password?
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edited Dec 16 '17 at 0:24
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answered Dec 18 '09 at 0:24
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import module from string variable
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288
The __import__ function can be a bit hard to understand.
If you change
i = __import__('matp...