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No == operator found while comparing structs in C++
...rs are to arrays and of how many objects/bytes needing comparison)
whether order matters when comparing unsorted containers (e.g. vector, list), and if so whether it's ok to sort them in-place before comparing vs. using extra memory to sort temporaries each time a comparison is done
how many array e...
Does Java 8 provide a good way to repeat a value or function?
...wenting To anyone with experience in FP, code which revolves around higher-order functions is a pure win. To anyone without that experience, it's time to upgrade your skills---or risk being left behind in the dust.
– Marko Topolnik
Aug 30 '13 at 12:14
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How to force NSLocalizedString to use a specific language
...e. (on the desktop, the user can specify multiple languages with a custom ordering in System Preferences)
You can override the global setting for your own application if you wish by using the setObject:forKey: method to set your own language list. This will take precedence over the globally set v...
Assign a variable inside a Block to a variable outside a Block
...
yes block are the most used functionality , so in order to avoid the retain cycle we should avoid using the strong variable,including self inside the block, inspite use the _weak or weakself.
share
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Inserting a Link to a Webpage in an IPython Notebook
...ything worked. theukwebdesigncompany.com/articles/entity-escape-characters.php
– Afflatus
Feb 13 '17 at 15:42
2
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How to concatenate multiple lines of output to one line?
...t file | grep pattern , I get many lines of output. How do you concatenate all lines into one line, effectively replacing each "\n" with "\" " (end with " followed by space)?
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How to delete an SMS from the inbox in Android programmatically?
... broadcasts (android.provider.Telephony.SMS_RECEIVED) are delivered as an "ordered broadcast" — meaning that you can tell the system which components should receive the broadcast first."
This means that you can intercept incoming message and abort broadcasting of it further on.
In your AndroidMa...
How to pass arguments to a Button command in Tkinter?
...er callback
print("I") # another inner callback
With Argument(s)
In order to pass argument(s) to method that calls other methods, again make use of lambda statement, but first:
def multiple_methods(*args, **kwargs):
print(args[0]) # the first inner callback
print(kwargs['opt1']) # an...
Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
...structs a container with a copy of each of the elements in x , in the same order.
Caution:
Do not use std::vector::swap
std::vector::swap is not copying a vector to another, it is actually swapping elements of two vectors, just as its name suggests. In other words, the source vector to copy fr...
How do I set a variable to the output of a command in Bash?
...ing forks by using backgrounded long-running tasks
2nd Edit 2018-02-12:
In order to prevent multiple forks like
myPi=$(bc -l <<<'4*a(1)'
myRay=12
myCirc=$(bc -l <<<" 2 * $myPi * $myRay ")
or
myStarted=$(date -d "$(ps ho lstart 1)" +%s)
mySessStart=$(date -d "$(ps ho lstart $$)" +%...