大约有 40,000 项符合查询结果（耗时：0.0526秒） [XML]
Should I commit or rollback a read transaction?
...o inserts an update statement in the middle of your code, and has to track down the implicit rollback that occurs and removes his data.
share
|
improve this answer
|
follow
...
Input and Output binary streams using JERSEY?
... This consumes all bytes into memory, which means large files could bring down the server. The purpose of streaming is to avoid consuming all bytes into memory.
– Robert Christian
Jan 15 '16 at 0:34
...
How to run a shell script on a Unix console or Mac terminal?
I know it, forget it and relearn it again. Time to write it down.
7 Answers
7
...
What are the implications of using “!important” in CSS? [duplicate]
...ad practice, and it's very likely it would cause undesired effects further down the line. That doesn't mean it's never okay to use though.
What's wrong with !important:
Specificity is one of the main forces at work when the browser decides how CSS affects the page. The more specific a selector is, t...
'sudo gem install' or 'gem install' and gem locations
...
Ok, but all your reasons boil down to "because RVM is so great" not because using sudo is especially harmful. The only time you wouldn't want to is in the specific situation that you're on a shared computer. If you want to recommend rvm just do that. ...
How to change the type of a field?
...e using SQL and this was a big table you would probably have to take some down time.
– Gates VP
Jun 28 '16 at 18:16
|
show 6 more comments
...
Why aren't variables declared in “try” in scope in “catch” or “finally”?
...hat surround it. Why would anyone expect this to be different by plunking down a try keyword outside the curly braces?
share
|
improve this answer
|
follow
|
...
How to remove unused C/C++ symbols with GCC and ld?
...
Please note this will slow down the executable as per GCC's option descriptions (I tested).
– metamorphosis
Oct 24 '16 at 21:41
1
...
How to create a file with a given size in Linux?
...
I know people are voting @Grundlefleck down for XP whoring, but he does have a point - one of the ways to use this site as envisioned by Jeff and Joel is to put a question and answer for something you just discovered.
– Paul Tomblin
...
What is polymorphism, what is it for, and how is it used?
...nge the Petraeus class, because the President shouldn't have to get bogged down in that sort of detail. He doesn't need to know about the details. All he needs to know is that if he makes one order, everything will be taken care of. All the details should be left to the experts.
This allows the pr...