大约有 43,000 项符合查询结果（耗时：0.0253秒） [XML]
Hibernate: “Field 'id' doesn't have a default value”
...y seems to lack a sensible explanation, try recreating the database (or at least creating a new one) and scaffolding it with SchemaExport.
share
|
improve this answer
|
follo...
How to avoid reverse engineering of an APK file?
...
However, there are steps you can take to protect your source code, or at least what it does if not everything.
Use tools like ProGuard. These will obfuscate your code, and make it harder to read when decompiled, if not impossible.
Move the most critical parts of the service out of the app, and i...
Parsing IPv6 extension headers containing unknown extensions
...sing my mind. So yes, it really is a completely un-extensible design... at least without in-band signaling and other hacks. That's excusable in an application protocol where you control both ends and only have to account for new versions of your app, but not in something designed to last for... hun...
How to define a function in ghci across multiple lines?
... a line ending in '=' (with the definition following on the next line), at least in version 7.6.3.
– AdamC
May 22 '14 at 14:15
1
...
IN clause and placeholders
...places. The default maximum limit of host parameters in SQLite is 999 - at least in a normal build, not sure about Android :)
Happy coding.
Here is one implementation:
String makePlaceholders(int len) {
if (len < 1) {
// It will lead to an invalid query anyway ..
throw ne...
Can someone explain mappedBy in JPA and Hibernate?
...
Yes, I would recommend doing it that way. It is the least complicated option and you don't appear to need anything else.
– Affe
Feb 2 '12 at 17:11
...
Use PPK file in Mac Terminal to connect to remote connection over SSH [closed]
...
sudo port ?? that surely does not exists... at least in Mavericks
– Pedro Luz
Oct 9 '13 at 9:48
23
...
How do you check if a certain index exists in a table?
...tually.. be careful! This will fail if the index doesn't already exist! At least in SQL Server 2008.
– Andrey Kaipov
Apr 10 '17 at 19:12
1
...
Getting the thread ID from a thread
...e that System.Threading.Thread.CurrentThread.ManagedThreadId won't work at least when using in a SetWindowsHookEx. Instead we have to get the thread id from the native win32 function GetCurrentThreadId().
– King King
Jul 19 '13 at 22:06
...
Get the last inserted row ID (with SQL statement) [duplicate]
...turns the last IDENTITY value handed out in this scope here.
There are at least two more options - @@IDENTITY and IDENT_CURRENT - read more about how they works and in what way they're different (and might give you unexpected results) in this excellent blog post by Pinal Dave here.
...