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How do I read the first line of a file using cat?
... IFS prevents leading and trailing whitespace from being stripped from the string that's read.
– Charles Duffy
May 24 '18 at 15:39
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How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
...his will give you 99% success.
How does jacoco agent works?
You append a string
-javaagent:[your_path]/jacocoagent.jar=destfile=/jacoco.exec,output=tcpserver,address=*
to your application server JAVA_OPTS and restart it. In this string only [your_path] have to be replaced with the path to jaco...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...is error by saving an object to the shared preferences as a gson converted string. The gson String was no good, so retrieving and deserializing the object was not actually working correctly. This meant any subsequent accesses to the object resulted in this error. Scary :)
...
Suppress or Customize Intro Message in Fish Shell
... it doesn't anymore; now it seems you need to set the variable to an empty string.
– mjs
Jun 13 '17 at 7:34
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jQuery remove options from select
...t option[value="X"]').remove();
Main point is that find takes a selector string, by feeding it x you are looking for elements named x.
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HTML5 LocalStorage: Checking if a key exists [duplicate]
... {
//
}
Another way, relevant when value is not expected to be empty string, null or any other falsy value:
if (localStorage["username"]) {
//
}
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How to insert a new line in Linux shell script? [duplicate]
...3]
The printf command may accept arguments and needs a format control string similar (but not exactly the same) to the one for the standard C printf(3) function...
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Dependency Inject (DI) “friendly” library
... {
SqlConnection connection = new SqlConnection("some connection string");
WindowsIdentity identity = WindowsIdentity.GetCurrent();
// Do something with connection and identity variables
}
}
You write it like this:
public class Service
{
public Service(IDbConnect...
How can I create a copy of an object in Python?
...ame object:
>>> tuple_copy_attempt is a_tuple
True
Similarly for strings:
>>> s = 'abc'
>>> s0 = s[:]
>>> s == s0
True
>>> s is s0
True
and for frozensets, even though they have a copy method:
>>> a_frozenset = frozenset('abc')
>>> fro...
Understanding slice notation
...first character numbered 0. Then the right edge of the last character of a string of n characters has index n.
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