大约有 30,000 项符合查询结果（耗时：0.0550秒） [XML]
How to update only one field using Entity Framework?
...are updating: if (db.Entry(user).Property(x => x.Password).GetValidationErrors().Count == 0)
– Ziul
Aug 27 '15 at 23:28
2
...
“git diff” does nothing
I presume this is a configuration error somewhere, but I can't figure out where. Regular git commands appear to work fine, but "git diff" does nothing. To be safe, I removed external diff tools from my .gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
...
How to initialize private static members in C++?
...mber in C++? I tried this in my header file, but it gives me weird linker errors:
17 Answers
...
Android - Pulling SQlite database android device
...1 skip=24 | openssl zlib -d | tar -xvf -
If the above ended with openssl:Error: 'zlib' is an invalid command. error, try the below.
dd if=data.ab bs=1 skip=24 | python -c "import zlib,sys;sys.stdout.write(zlib.decompress(sys.stdin.read()))" | tar -xvf -
The result is the apps/app.package.name/ ...
When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
...
select 1
create procedure #Zero as
return 0
On SQL Server 2000 the error is:
Msg 111, Level 15, State 1, Line 3
'CREATE PROCEDURE' must be the first statement in a query batch.
Msg 178, Level 15, State 1, Line 4
A RETURN statement with a return value cannot be used in this context.
On SQL...
android TextView: setting the background color dynamically doesn't work
... The android API is really something, why couldn't it throw an error?
– Tawani
Sep 23 '09 at 17:05
54
...
Is there a foreach loop in Go?
...mplement a foreach loop.
func PrintXml (out io.Writer, value interface{}) error {
var data []byte
var err error
for _, action := range []func() {
func () { data, err = xml.MarshalIndent(value, "", " ") },
func () { _, err = out.Write([]byte(xml.Header)) },
func...
RuntimeWarning: invalid value encountered in divide
...
it is better to set this before the line that causes the error then reset after the line to the normal state of 'warn' by the command np.seterr(divide='warn', invalid='warn')
– Mohammad ElNesr
Apr 14 '19 at 14:23
...
Correct Bash and shell script variable capitalization
...OB_HOME JOB_LOG JOB_TEMP JOB_RUN_CONTROL
Constants: LOG_DEBUG LOG_INFO LOG_ERROR STATUS_OK STATUS_ERROR STATUS_WARNING
Use "snake case" (all lowercase and underscores) for all variables that are scoped to a single script or a block.
Examples: input_file first_value max_amount num_errors
Use mixed...
How to undo a git pull?
... reset --hard develop@{"10 Minutes ago"}
if you are on windows cmd and get error: unknown switch `e
try adding quotes like this
git reset --hard 'develop@{"10 Minutes ago"}'
share
|
improve this an...