大约有 47,000 项符合查询结果（耗时：0.0770秒） [XML]
mysql Foreign key constraint is incorrectly formed error
I have two tables, table1 is the parent table with a column ID and table2 with a column IDFromTable1 (not the actual name) when I put a FK on IDFromTable1 to ID in table1 I get the error Foreign key constraint is incorrectly formed error . I would like to delete table 2 record if tab...
git pull fails “unable to resolve reference” “unable to update local ref”
...remote prune origin
man git-gc(1):
git-gc - Cleanup unnecessary files and optimize the local repository
git gc [--aggressive] [--auto] [--quiet] [--prune=<date> | --no-prune]
Runs a number of housekeeping tasks within the current repository, such as compressing file revisions
...
How do you clear the SQL Server transaction log?
I'm not a SQL expert, and I'm reminded of the fact every time I need to do something beyond the basics. I have a test database that is not large in size, but the transaction log definitely is. How do I clear out the transaction log?
...
Differences between MySQL and SQL Server [closed]
...ho has used Microsoft SQL Server for all my database needs (both at work and for personal projects).
12 Answers
...
Find size of an array in Perl
...
The first and third ways are the same: they evaluate an array in scalar context. I would consider this to be the standard way to get an array's size.
The second way actually returns the last index of the array, which is not (usually) ...
comparing sbt and Gradle [closed]
I am diving into Scala and noticed sbt. I have been quite happy with Gradle in java/groovy projects, and I know there's a scala plugin for Gradle.
...
How to tell Xcode where my info.plist and .pch files are
I renamed my project and it's files and now Xcode is still looking for the old info.plist file. Where do I set the locations of the .plist and .pch files that it needs.
...
uint8_t vs unsigned char
... It wasn't clear in the original question if we were talking about a standard type or not. I'm sure there have been many variations of this naming convention over the years.
– Mark Ransom
Nov 12 '09 at 22:50
...
Efficient way to determine number of digits in an integer
...1; if (x < 100) return 2; etc., so that the function will do less tests and exit faster.
– squelart
Sep 28 '09 at 23:44
29
...
Default constructor vs. inline field initialization
What's the difference between a default constructor and just initializing an object's fields directly?
5 Answers
...