大约有 31,840 项符合查询结果（耗时：0.0312秒） [XML]
What is the easiest way to initialize a std::vector with hardcoded elements?
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One method would be to use the array to initialize the vector
static const int arr[] = {16,2,77,29};
vector<int> vec (arr, arr + sizeof(arr) / sizeof(arr[0]) );
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How to export all data from table to an insertable sql format?
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@AlexKwitny yes and no; with only one table, you can "script table as..." - "update", but with all tables, you can only select DROP and CREATE or CREATE in "Advanced" config. I am using SMSS 2019.
– WesternGun
Nov 19 '19...
How does one make random number between range for arc4random_uniform()?
...al extension of either Int or Range. I would simply add this as a stand-alone function in a utilities file.
– Vince O'Sullivan
Nov 16 '15 at 9:31
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Why do we need a pure virtual destructor in C++?
...for a virtual destructor. But why do we need a pure virtual destructor? In one of the C++ articles, the author has mentioned that we use pure virtual destructor when we want to make a class abstract.
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Why always ./configure; make; make install; as 3 separate steps?
... Below is an example of a wrapper that lets you build the whole package in one step. But remember that each application has a different wrapper (actually these wrappers have a name like spec, PKGBUILD, etc.):
def setup:
... #use ./configure if autotools is used
def build:
... #use make if autotool...
Re-open *scratch* buffer in Emacs?
... up to this, if your .emacs defines a different default scratch mode, this one will be the mode for the new scratch - not List Interaction mode.
– ocodo
Mar 30 '12 at 1:47
add...
Is there a “do … until” in Python? [duplicate]
..."loop-and-a-half". Python continues to support this construct because it's one of the easiest loop patterns to correctly write and understand. See cs.duke.edu/~ola/patterns/plopd/loops.html#loop-and-a-half
– Brandon
Nov 2 '09 at 19:05
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How can I represent an 'Enum' in Python?
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ant = 1
bee = 2
cat = 3
dog = 4
In earlier versions, one way of accomplishing enums is:
def enum(**enums):
return type('Enum', (), enums)
which is used like so:
>>> Numbers = enum(ONE=1, TWO=2, THREE='three')
>>> Numbers.ONE
1
>>> Numbers.TWO
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When someone writes a new programming language, what do they write it IN?
...e code". A program consisting entirely of binary numbers that are a direct one-to-one correspondence with the raw language of the computer itself.
But it still doesn't end. Even a file with just raw numbers in it still needs translation. You still need to get those raw numbers in a file into the co...
What are the advantages of Sublime Text over Notepad++ and vice-versa? [closed]
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One thing that should be considered is licensing.
Notepad++ is free (as in speech and as in beer) for perpetual use, released under the GPL license, whereas Sublime Text 2 requires a license.
To quote the Sublime Text 2 we...