大约有 43,000 项符合查询结果（耗时：0.0635秒） [XML]
How does git merge after cherry-pick work?
Let's imagine that we have a master branch.
2 Answers
2
...
Determine if a function exists in bash
Currently I'm doing some unit tests which are executed from bash. Unit tests are initialized, executed and cleaned up in a bash script. This script usualy contains an init(), execute() and cleanup() functions. But they are not mandatory. I'd like to test if they are or are not defined.
...
Missing return statement in a non-void method compiles
I encountered a situation where a non-void method is missing a return statement and the code still compiles.
I know that the statements after the while loop are unreachable (dead code) and would never be executed. But why doesn't the compiler even warn about returning something? Or why would a...
What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
...
The @@identity function returns the last identity created in the same session.
The scope_identity() function returns the last identity created in the same session and the same scope.
The ident_current(name) returns the last identity created for a specific table or view in any sessio...
Is a Java string really immutable?
We all know that String is immutable in Java, but check the following code:
15 Answers
...
The provider is not compatible with the version of Oracle client
I'm trying to use the Oracle ODP.NET 11g (11.1.0.6.20) Instant Client on my ASP.net project as a Data Provider but when I run the aspx page I get a " The provider is not compatible with the version of Oracle client " error message. Any help would be appreciated.
...
Download a file with Android, and showing the progress in a ProgressDialog
I am trying to write a simple application that gets updated. For this I need a simple function that can download a file and show the current progress in a ProgressDialog . I know how to do the ProgressDialog , but I'm not sure how to display the current progress and how to download the file in t...
Comma in C/C++ macro
...
Because angle brackets can also represent (or occur in) the comparison operators <, >, <= and >=, macro expansion can't ignore commas inside angle brackets like it does within parentheses. (This is also a problem for square brackets and braces, even though those u...
How to get MVC action to return 404
I have an action that takes in a string that is used to retrieve some data. If this string results in no data being returned (maybe because it has been deleted), I want to return a 404 and display an error page.
...
Is it safe to delete a void pointer?
Suppose I have the following code:
13 Answers
13
...