大约有 30,000 项符合查询结果（耗时：0.0707秒） [XML]
Shell - How to find directory of some command?
...iting! Thank you! I was thinking that I'm crazy, because I defined (a long time ago) a way to do this: 'update', and this has been doing 'apt-get update; apt-get dist-upgrade' for me. But for now, I was trying to find some update.sh file somewhere, and I couldn't find it. That's why I started this q...
Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...ures are always faster. So, since they're always faster, use them ALL THE TIME .
20 Answers
...
Android Studio quick documentation always “fetching documentation”
...rom. Now I'm installing the Doc package back, hoping it will fix the fetch times, thank you for idea.
– Ped7g
Apr 12 '17 at 12:19
...
How to Update Multiple Array Elements in mongodb
...events.$.handled": 0 } },
{ multi: true }
);
}
The number of times the loop is executed will equal the maximum number of times subdocuments with profile equal to 10 and handled not equal to 0 occur in any of the documents in your collection. So if you have 100 documents in your collect...
What are the options for storing hierarchical data in a relational database? [closed]
...,000 Nodes = 00:00:00:870
Duration for 10,000 Nodes = 00:01:01:783 (70 times slower instead of just 10)
Duration for 100,000 Nodes = 00:49:59:730 (3,446 times slower instead of just 100)
Duration for 1,000,000 Nodes = 'Didn't even try this'
And here's the duration for the new method (with t...
Python, creating objects
...not a constructor, "because the object has already been constructed by the time __init__ is called, and you already have a valid reference to the new instance of the class." (diveintopython.net/object_oriented_framework/…)
– Brian Z
Apr 25 '15 at 13:04
...
Where to place private methods in Ruby?
... once, before the ymethod, also works. There is no need to add it multiple times.
– Iulian Onofrei
Mar 13 '18 at 20:09
...
Undefined symbols for architecture arm64
I am getting a Apple Mach-O Linker Error everytime I import a file from CocoaPods.
41 Answers
...
Java enum - why use toString instead of name
...t obvious to me until I read your comments.
– martinatime
May 5 '14 at 15:57
add a comment
|
...
Purpose of memory alignment
... that the 2 LSBs are always 0 (e.g., 32-bit machines) then it can access 4 times more memory (the 2 saved bits can represent 4 distinct states), or the same amount of memory with 2 bits for something like flags. Taking the 2 LSBs off of an address would give you a 4-byte alignment; also referred to ...