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How to show line number when executing bash script
...rrently executing).
For example, if your script reads:
$ cat script
foo=10
echo ${foo}
echo $((2 + 2))
Executing it thus would print line numbers:
$ PS4='Line ${LINENO}: ' bash -x script
Line 1: foo=10
Line 2: echo 10
10
Line 3: echo 4
4
http://wiki.bash-hackers.org/scripting/debuggingtips gi...
Get PHP class property by string
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GSee
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answered Apr 30 '09 at 0:13
Peter BaileyPeter Bailey
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GlobalConfiguration.Configure() not present after Web API 2 and .NET 4.5.1 migration
...n nuget https://www.nuget.org/packages/Microsoft.AspNet.WebApi.WebHost/5.1.0
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Why is null an object and what's the difference between null and undefined?
...rs♦
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answered Apr 29 '09 at 13:31
RobRob
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Correct way to quit a Qt program?
...CoreApplication::quit() it "tells the application to exit with return code 0 (success).". If you want to exit because you discovered file corruption then you may not want to exit with return code zero which means success, so you should call QCoreApplication::exit() because you can provide a non-zero...
C# Sort and OrderBy comparison
...n> persons = new List<Person>();
persons.Add(new Person("P005", "Janson"));
persons.Add(new Person("P002", "Aravind"));
persons.Add(new Person("P007", "Kazhal"));
Sort(persons);
OrderBy(persons);
const int COUNT = 1000000;
Stopwatch ...
Get all child views inside LinearLayout at once
...earLayout ll = …
final int childCount = ll.getChildCount();
for (int i = 0; i < childCount; i++) {
View v = ll.getChildAt(i);
// Do something with v.
// …
}
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Java variable number or arguments for a method
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edited Oct 20 '17 at 1:43
ErikE
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Windows下 C++网络延时检测 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ndlIcmp);
}
int CPing::Ping(char* strHost)
{
u_char FAR data[4] = { 0L }; //
//unsigned long Status = 0L; //
int PingTimes = 0; //
int Received = -2; //
unsigned long Minimum = 1000000;// 最小值设置为超时值
unsigned long Maximum = 0; // 最大值设置为0
unsigne...
Passing command line arguments in Visual Studio 2010?
...t how to pass command line arguments to my main function in Visual Studio 2010 Express Edition. I want to debug - how do these command line arguments work?
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