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How to pipe stdout while keeping it on screen ? (and not to a output file)
...too.
echo 'ee' | tee /dev/tty | foo
Reference: The Open Group Base Specifications Issue 7
IEEE Std 1003.1, 2013 Edition, §10.1:
/dev/tty
Associated with the process group of that process, if any. It is
useful for programs or shell procedures that wish to be sure of
writing messages...
Correct format specifier to print pointer or address?
Which format specifier should I be using to print the address of a variable? I am confused between the below lot.
5 Answers...
Change Oracle port from port 8080
...SQL> connect
Enter user-name: system
Enter password: <enter password if will not be visible>
Connected.
SQL> Exec DBMS_XDB.SETHTTPPORT(3010); [Assuming you want to have HTTP going to this port]
PL/SQL procedure successfully completed.
SQL>quit
then open browser and use 3010 p...
Guava: Why is there no Lists.filter() function?
...ppose it could require that the predicate matching didn't change over the lifetime of the view, but that would be not-entirely-satisfactory.
(This is just guessing, mind you. Maybe one of the Guava maintainers will chip in with the real reason :)
...
Convert floating point number to a certain precision, and then copy to string
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If you'd prefer to use .format-method, note that this can also be done by nesting arguments like so: '{:.{n}f}'.format(numvar,n=n).
– nivk
Oct 29 '18 at 20:42
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List submodules in a Git repository
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@IgorGanapolsky - you can print on the console, if you do cat .gitmodules in the repository root...
– sdaau
Sep 17 '15 at 11:56
1
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jQuery set checkbox checked
...add to the conversation.
Here is the longhand code for a fullcalendar modification that says if the retrieved value "allDay" is true, then check the checkbox with ID "even_allday_yn":
if (allDay)
{
$( "#even_allday_yn").prop('checked', true);
}
else
{
$( "#even_allday_yn").prop('checked',...
How to create an array of 20 random bytes?
...
If you want a cryptographically strong random number generator (also thread safe) without using a third party API, you can use SecureRandom.
Java 6 & 7:
SecureRandom random = new SecureRandom();
byte[] bytes = new byte[...
How to implement a ViewPager with different Fragments / Layouts
...lements viewpager, the viewpager created various fragments. I want to use different layouts for each fragment, but the problem is that viewpager shows only two layouts at the max (second layout on all of the remaining fragments after 1).
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How to remove an item for a OR'd enum?
...ssentially reverses or 'flips' all bits for the given data type. As such, if you use the AND operator (&) with some value (let's call that value 'X') and the complement of one or more set bits (let's call those bits Q and their complement ~Q), the statement X & ~Q clears any bits that were ...