大约有 7,549 项符合查询结果（耗时：0.0328秒） [XML]
Why are #ifndef and #define used in C++ header files?
...
@Kevin: that is what I mean. I wanted to manipulate a form which was opened by the form to manipulate. It gaveme lots of errors and I didn't know what to do. I gave up =)
– user142019
Oct 31 '09 at 10:58
...
NoSql Crash Course/Tutorial [closed]
...m here, Wikipedia, etc). This could be due to the lack of concrete and uniform definition of what it is (more of a paradigm than concrete implementation), but I'm struggling to wrap my head around how I would go about designing a system that would use it or how I would implement it in my system. I...
right click context menu for datagridview
I have a datagridview in a .NET winform app. I would like to rightclick on a row and have a menu pop up. Then i would like to select things such as copy, validate, etc
...
What exactly are DLL files, and how do they work?
...ntation of shared libraries.
DLLs are so much like an EXE that the file format itself is the same. Both EXE and DLLs are based on the Portable Executable (PE) file format. DLLs can also contain COM components and .NET libraries.
What does a DLL contain?
A DLL contains functions, classes, vari...
Count(*) vs Count(1) - SQL Server
...e Count(1) over Count(*) and if there is a noticeable difference in performance or if this is just a legacy habit that has been brought forward from days gone past?
...
Increase modal size for Twitter Bootstrap
I am trying to change the size of the modal form or rather - have it respond to the content I render there. I am using it to render a form and would prefer to deal with scrolling if required myself.
...
How to cast int to enum in C++?
... @Mitch what do I get for using auto in this case? Is there any performance improvements?
– Frederico Pantuzza
May 19 '17 at 3:29
3
...
How to send JSON instead of a query string with $.ajax?
..... the problem is that in $_POST in php you can only see application/x-www-form-urlencoded, if you want to read json data you must do file_get_contents("php://input") and perhaps then a json_decode()
– santiago arizti
Nov 23 '18 at 15:33
...
Difference between Hashing a Password and Encrypting it
... This is safe right? As long as the passwords are never stored in unhashed form for long term and all occurences of encrypted/plaintext passwords are erased from any memory when no longer needed?
– AgentM
Apr 14 '19 at 9:23
...
C# listView, how do I add items to columns 2, 3 and 4 etc?
To add items to column 1 in my listView control ( Winform ) I'm using listView1.Items.Add , this works fine but how do I add items to columns 2 and 3 etc?
...