大约有 35,100 项符合查询结果（耗时：0.0605秒） [XML]
What are the best practices for using a GUID as a primary key, specifically regarding performance?
I have an application that uses GUID as the Primary Key in almost all tables and I have read that there are issues about performance when using GUID as Primary Key. Honestly, I haven't seen any problem, but I'm about to start a new application and I still want to use the GUIDs as the Primary Keys, b...
When does System.gc() do something?
I know that garbage collection is automated in Java. But I understood that if you call System.gc() in your code that the JVM may or may not decide to perform garbage collection at that point. How does this work precisely? On what basis/parameters exactly does the JVM decide to do (or not do) a GC ...
Check if a temporary table exists and delete if it exists before creating a temporary table
I am using the following code to check if the temporary table exists and drop the table if it exists before creating again. It works fine as long as I don't change the columns. If I add a column later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
...
How do I tidy up an HTML file's indentation in VI?
...edited Dec 4 '14 at 0:23
Rory O'Kane
23.8k1111 gold badges8080 silver badges120120 bronze badges
answered May 2 '09 at 20:34
...
How do I make a request using HTTP basic authentication with PHP curl?
...ing a REST web service client in PHP and at the moment I'm using curl to make requests to the service.
11 Answers
...
How do I improve ASP.NET MVC application performance?
...A compiled list of possible sources of improvement are below:
General
Make use of a profiler to discover memory leaks and performance problems in your application. personally I suggest dotTrace
Run your site in Release mode, not Debug mode, when in production, and also during performance profilin...
Best way to generate random file names in Python
...dom text to prepend to a file(name) that I'm saving to a server, just to make sure it does not overwrite. Thank you!
11 Ans...
How to show a GUI message box from a bash script in linux?
...Zenity will do what you want. It's specifically designed for displaying GTK dialogs from the command line, and it's available as an Ubuntu package.
share
|
improve this answer
|
...
Import package.* vs import package.SpecificType [duplicate]
... regarding overhead to write an import loading all the types within one package ( import java.* ); than just a specific type (i.e. import java.lang.ClassLoader )? Would the second one be a more advisable way to use than the other one?
...
Count the number of commits on a Git branch
...mits ever made that are not on the branch-name as well.
Examples
git checkout master
git checkout -b test
<We do 3 commits>
git rev-list --count HEAD ^master
Result: 3
If your branch comes of a branch called develop:
git checkout develop
git checkout -b test
<We do 3 commits>
git r...