大约有 15,600 项符合查询结果（耗时：0.0353秒） [XML]
How to write a simple Html.DropDownListFor()?
...
I recieve below error when try your code : "Object reference not set to an instance of an object."
– Bashar Abu Shamaa
Nov 22 '12 at 8:55
...
Can a variable number of arguments be passed to a function?
...t this is unfortunately not general enough: manyArgs(x = 3) fails with TypeError. Skumedel's answer shows the solution to this. The key point is that the general signature of a function is f(*list_args, **keyword_args) (not f(*list_args)).
– Eric O Lebigot
Mar ...
delete vs delete[] operators in C++
...
I made this error when I had an array of C strings like "char** strArray". If you have an array like I do, you need to iterate through the array and delete/free each element, then delete/free the strArray itself. Using "delete[]" on the ...
Is there a way to change the environment variables of another process in Unix?
...
On some systems gdb may give the following error: 'putenv' has unknown return type; cast the call to its declared return type; in those cases you should change putenv call to this: call (int) putenv ("env_var_name=env_var_value")
– Emir Uner
...
Wrapping StopWatch timing with a delegate or lambda?
...
The StopWatch class does not need to be Disposed or Stopped on error. So, the simplest code to time some action is
public partial class With
{
public static long Benchmark(Action action)
{
var stopwatch = Stopwatch.StartNew();
action();
stopwatch.Stop();...
Escape a string for a sed replace pattern
...
thanks! if anyone else gets syntax error when trying to use it, just like me, just remember to run it using bash, not sh
– Konstantin Pereiaslov
Apr 8 '13 at 18:56
...
How to force GitHub Pages build?
... in the tags (,) and that caused this issue.
You will not get relevant error messages if there are any issues in your .md file. I recommend you to check for the build status and compare the changes if you are facing the same issue.
...
How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
...e, right? but anyway this does not seem to answer the question because the errors are already in the old code not in the new, so he would need to change the old code anyway.
– João Portela
Nov 3 '09 at 19:43
...
Editing screenshots in iTunes Connect after iOS app was approved
... are quite important and sometimes you upload something that might have an error / issue. Why can we not just update our app's metadata without having to upload an entire new binary??
– nazbot
Mar 18 '13 at 20:57
...
How to loop through files matching wildcard in batch file
... Also, be aware that the %%f variable must be a single letter - cryptic error messages will appear if you try to use something readable and meaningful.
– Bruce Dawson
Jan 29 '17 at 5:39
...