大约有 15,590 项符合查询结果（耗时：0.0261秒） [XML]
MYSQL Truncated incorrect DOUBLE value
...ed with (what appeared to be) a numeric value in the where clause threw an error. Changing modes, it threw a warning instead, but still did not apply the update. Upon closer inspection, the column used in the where clause, despite only having what appeared to be integer values, was actually a varcha...
What is an idiomatic way of representing enums in Go?
... Then you might do something a bit like this:
package main
import (
"errors"
"fmt"
)
var Colors = newColorRegistry()
type Color struct {
StringRepresentation string
Hex string
}
func (c *Color) String() string {
return c.StringRepresentation
}
func newColor...
Google OAuth 2 authorization - Error: redirect_uri_mismatch
...ecret to my app and tried to log in with Google.
Unfortunately, I got the error message:
36 Answers
...
Artificially create a connection timeout error
...bug in our software that occurs when I receive a connection timeout. These errors are very rare (usually when my connection gets dropped by our internal network). How can I generate this kind of effect artificially so I can test our software?
...
Check number of arguments passed to a Bash script
I would like my Bash script to print an error message if the required argument count is not met.
10 Answers
...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
Recently I ran into this error in my web application:
32 Answers
32
...
Parse large JSON file in Nodejs
... values with double quotes. In other words, {name:'thing1'} will throw an error; you must use {"name":"thing1"}.
Because no more than a chunk of data will ever be in memory at a time, this will be extremely memory efficient. It will also be extremely fast. A quick test showed I processed 10,000 ...
Exit single-user mode
...atabase is in Single User mode. When I try to expand me database, I get an error:
18 Answers
...
UnicodeDecodeError: 'utf8' codec can't decode byte 0x9c
...://docs.python.org/howto/unicode.html#the-unicode-type
str = unicode(str, errors='replace')
or
str = unicode(str, errors='ignore')
Note: This will strip out (ignore) the characters in question returning the string without them.
For me this is ideal case since I'm using it as protection agains...
Efficiency of premature return in a function
...If the simple example above is extended with resource allocation, and then error checking with a potential resulting freeing of resources, the picture might change.
Consider the naive approach beginners might take:
int func(..some parameters...) {
res_a a = allocate_resource_a();
if (!a) {
...