大约有 26,000 项符合查询结果（耗时：0.0481秒） [XML]
How do I extract a sub-hash from a hash?
...
Active
Oldest
Votes
...
Turn off constraints temporarily (MS SQL)
I'm looking for a way to temporarily turn off all DB's constraints (eg table relationships).
5 Answers
...
What is the recommended batch size for SqlBulkCopy?
What is the recommended batch size for SqlBulkCopy ? I'm looking for a general formula I can use as a starting point for performance tuning.
...
Haskell: Where vs. Let
I am new to Haskell and I am very confused by Where vs. Let . They both seem to provide a similar purpose. I have read a few comparisons between Where vs. Let but I am having trouble discerning when to use each. Could someone please provide some context or perhaps a few examples that demonstr...
How can I convert a PFX certificate file for use with Apache on a linux server?
How can I convert a PFX certificate file for use with Apache on a linux server?
5 Answers
...
How to get UTC time in Python?
I've search a bunch on StackExchange for a solution but nothing does quite what I need. In JavaScript, I'm using the following to calculate UTC time since Jan 1st 1970:
...
How to kill zombie process
I launched my program in the foreground (a daemon program), and then I killed it with kill -9 , but I get a zombie remaining and I m not able to kill it with kill -9 . How to kill a zombie process?
...
Joda-Time: what's the difference between Period, Interval and Duration?
In Joda-Time 2, what is the difference between the three kinds of time spans:
2 Answers
...
java: Class.isInstance vs Class.isAssignableFrom
Let clazz be some Class and obj be some Object .
4 Answers
4
...
Can someone explain collection_select to me in clear, simple terms?
I am going through the Rails API docs for collection_select and they are god-awful.
2 Answers
...