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Random number generation in C++11: how to generate, how does it work? [closed]
...uppose you have a simple random number generator that generate the numbers 0, 1, ..., 10 each with equal probability (think of this as the classic rand()). Now you want a random number in the range 0, 1, 2, each with equal probability. Your knee-jerk reaction would be to take rand() % 3. But wait, t...
The tilde operator in Python
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204
It is a unary operator (taking a single argument) that is borrowed from C, where all data types...
How to initialize all the elements of an array to any specific value in java
... the elements to a specific value? Whenever we write int[] array=new int[10]; , this simply initialize an array of size 10 having all elements equal to zero. I just want to change this initialization integer for one of my array. i.e. I want to initialize an array which has all elements equal to -...
How to set the matplotlib figure default size in ipython notebook?
...
I believe the following work in version 0.11 and above. To check the version:
$ ipython --version
It may be worth adding this information to your question.
Solution:
You need to find the file ipython_notebook_config.py. Depending on your installation process t...
How do I format a string using a dictionary in python-3.x?
...nce Python 3.6:
>>> geopoint = {'latitude':41.123,'longitude':71.091}
>>> print(f'{geopoint["latitude"]} {geopoint["longitude"]}')
41.123 71.091
Note the outer single quotes and inner double quotes (you could also do it the other way around).
...
jQuery - getting custom attribute from selected option
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530
You're adding the event handler to the <select> element.
Therefore, $(this) will be the dr...
View the Task's activity stack
...ctivity:
Activities in Current Activity Manager State:
* TaskRecord{44d07218 #4 A android.task.contacts}
clearOnBackground=true numActivities=2 rootWasReset=true
affinity=android.task.contacts
intent={act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x1060000...
Is there a way to instantiate objects from a string holding their class name?
...Map()->find(s);
if(it == getMap()->end())
return 0;
return it->second();
}
protected:
static map_type * getMap() {
// never delete'ed. (exist until program termination)
// because we can't guarantee correct destruction order
if(!...
Why doesn't margin:auto center an image?
The div expands to 100% as it should but the image does not center itself. Why?
8 Answers
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Create a date from day month and year with T-SQL
I am trying to convert a date with individual parts such as 12, 1, 2007 into a datetime in SQL Server 2005. I have tried the following:
...