大约有 30,000 项符合查询结果（耗时：0.0354秒） [XML]
Difference between a Structure and a Union
Is there any good exa<em>mem>ple to give the difference between a struct and a union ?
Basically I know that struct uses all the <em>mem>e<em>mem>ory of its <em>mem>e<em>mem>ber and union uses the largest <em>mem>e<em>mem>bers <em>mem>e<em>mem>ory space. Is there any other OS level difference?
...
Correct idio<em>mem> for <em>mem>anaging <em>mem>ultiple chained resources in try-with-resources block?
The Java 7 try-with-resources syntax (also known as AR<em>Mem> block ( Auto<em>mem>atic Resource <em>Mem>anage<em>mem>ent )) is nice, short and straightforward when using only one AutoCloseable resource. However, I a<em>mem> not sure what is the correct idio<em>mem> when I need to declare <em>mem>ultiple resources that are dependent on each ot...
Can I <em>mem>ask an input text in a bat file?
I a<em>mem> writing a batch file to execute so<em>mem>e other progra<em>mem>s. In this case I need to pro<em>mem>pt for a password. Do I have any way to <em>mem>ask the input text? I don't need to print ******* characters instead of input characters. Linux's Password pro<em>mem>pt behavior (Print nothing while typing) is enough.
...
When is std::weak_ptr useful?
I started studying s<em>mem>art pointers of C++11 and I don't see any useful use of std::weak_ptr . Can so<em>mem>eone tell <em>mem>e when std::weak_ptr is useful/necessary?
...
Should I return a Collection or a Strea<em>mem>?
Suppose I have a <em>mem>ethod that returns a read-only view into a <em>mem>e<em>mem>ber list:
9 Answers
9
...
How do I allow HTTPS for Apache on localhost?
...
I've just atte<em>mem>pted this - I needed to test so<em>mem>e develop<em>mem>ent code on <em>mem>y localhost Apache on Windows. This was WAAAY <em>mem>ore difficult than it should be. But here are the steps that <em>mem>anaged to work after <em>mem>uch hairpulling...
I found that <em>mem>y ...
“static const” vs “#define” vs “enu<em>mem>”
Which one is better to use a<em>mem>ong the below state<em>mem>ents in C?
17 Answers
17
...
How can I declare and use Boolean variables in a shell script?
I tried to declare a Boolean variable in a shell script using the following syntax:
21 Answers
...
How to write a Unit Test?
...
Define the expected and desired output for a nor<em>mem>al case, with correct input.
Now, i<em>mem>ple<em>mem>ent the test by declaring a class, na<em>mem>e it anything (Usually so<em>mem>ething like TestAdding<em>Mem>odule), and add the testAdd <em>mem>ethod to it (i.e. like the one below) :
Write a <em>mem>ethod, and abov...
HT<em>Mem>L <em>mem>inification? [closed]
Is there a online tool that we can input the HT<em>Mem>L source of a page into and will <em>mem>inify the code?
8 Answers
...