大约有 30,000 项符合查询结果（耗时：0.0487秒） [XML]
How to wait in bash for several subprocesses to finish and return exit code !=0 when any subprocess
...ions {}
GNU Parallel will give you exit code:
0 - All jobs ran without error.
1-253 - Some of the jobs failed. The exit status gives the number of failed jobs
254 - More than 253 jobs failed.
255 - Other error.
Watch the intro videos to learn more: http://pi.dk/1
...
What is the maximum possible length of a .NET string?
...of a string.
The test starts ...now:
s.Length = 1000000000 at 08/05/2019 12:06
Exception of type 'System.OutOfMemoryException' was thrown. at
08/05/2019 12:06. After decimation, the value of Increment is
100000000.
Exception of type 'System.OutOfMemoryException' was thrown. a...
Check whether a cell contains a substring
...
got an error using , instead of ;. After changing the provided formula to =ISNUMBER(SEARCH("Some Text"; A3)) it worked. Thanks!
– renatov
Apr 22 '15 at 19:18
...
What is output buffering?
...example:
<?php
ob_start( );
echo "Hello World";
if ( $some_error )
{
header( "Location: error.php" );
exit( 0 );
}
?>
share
|
improve this answer
...
How to redirect output of an entire shell script within the script itself?
...nal, standard input is also writable and both standard output and standard error are readable by virtue (or is it 'vice'?) of a historical quirk: the terminal is opened for reading and writing and the same open file description is used for all three standard I/O file descriptors.
...
Efficient way to return a std::vector in c++
...s "return by value" might be, it's the kind of code that can lead one into error. Consider the following program:
#include <string>
#include <vector>
#include <iostream>
using namespace std;
static std::vector<std::string> strings;
std::vector<std...
Creating runnable JAR with Gradle
...to run jar file with java -jar build/libs/core-all-1.0.jar I get following error: Error: Could not find or load main class scanners.exchange.Main Caused by: java.lang.ClassNotFoundException: scanners.exchange.Main Do you know how I can solve this?
– Luka Lopusina
...
Context switches much slower in new linux kernels
...dern PC is nothing. I'm sorry you were surprised, but frankly this is user error. Your benchmark was measuring suspend and resume times.
– Andy Ross
Aug 24 '12 at 22:38
19
...
What is the difference between dynamic and static polymorphism in Java?
...
This answer full of errors: (1) Method overloading is not dynamic polymorphism. It is static polymorphism. (2) Static methods are never overridden, they are hidden/shadowed. (3) Private methods are not "overridden". They are never inherited in t...
Getting Chrome to accept self-signed localhost certificate
... self-signed certs worked fine in the past but suddenly started generating errors in Chrome 58, this is why.
So whatever method you are using to generate your self-signed cert (or cert signed by a self-signed CA), ensure that the server's cert contains a subjectAltName with the proper DNS and/or IP...