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Why shouldn't I use mysql_* functions in PHP?
...pared statements is particularly important as they provide a clearer, less error-prone method of escaping and quoting external data than manually escaping it with a separate function call.
See the comparison of SQL extensions.
...
upstream sent too big header while reading response header from upstream
I am getting these kind of errors:
8 Answers
8
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Error type 3 Error: Activity class {} does not exist
...r, when I want to change the launcher activity and run, it fails with this error:
81 Answers
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Best way to work with transactions in MS SQL Server Management Studio
...Rollback transaction -- OR commit transaction
If you want to incorporate error handling you can do so by using a TRY...CATCH BLOCK. Should an error occur you can then rollback the tranasction within the catch block.
For example:
USE AdventureWorks;
GO
BEGIN TRANSACTION;
BEGIN TRY
-- Generat...
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...on on device from Xcode I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What makes debugging this problem ver...
Send POST request using NSURLSession
...ams. The following will send the parameters correctly to a JSON server.
NSError *error;
NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
NSURLSession *session = [NSURLSession sessionWithConfiguration:configuration delegate:self delegateQueue:nil];...
Read error response body in Java
....HTTP_BAD_REQUEST) {
_is = httpConn.getInputStream();
} else {
/* error from server */
_is = httpConn.getErrorStream();
}
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Git Extensions: Win32 error 487: Couldn't reserve space for cygwin's heap, Win32 error 0
...ails with something like:
ReBaseImage (msys-1.0.dll) failed with last error = 6
You will need to perform the following steps in order:
Copy the dll to another directory
Rebase the copy using the commands above
Replace the original dll with the copy.
If any issue run the commands as Admini...
SELECT INTO Variable in MySQL DECLARE causes syntax error?
...ver, if you put that same query in MySql Workbench, it will throw a syntax error. I don't know why they would be different, but they are. To work around the problem in MySql Workbench, you can rewrite the query like this:
SELECT @myvar:=myvalue
FROM mytable
WHERE anothervalue = 1;
...
CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...) = 0.13 sec
The following tests FAILED:
2 - TutorialComp25 (Failed)
Errors while running CTest
make: *** [test] Error 8
4、Step4
检查系统是否支持log和exp函数。（log和exp都是数学运算函数）
检查方法：
（1）顶层配置中使用CheckFunctionExists.cmake
# d...