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Difference between fprintf, printf and sprintf?
...t; inputfile.dat > output.txt 2> errors.txt
In this example, stdin now points to inputfile.dat, stdout points to output.txt, and stderr points to errors.txt.
fprintf writes formatted text to the output stream you specify.
printf is equivalent to writing fprintf(stdout, ...) and writes...
Fragment is not being replaced but put on top of the previous one
...d:layout_height="match_parent"
android:text="Hello World!" />
Now in MainActivity
if(condition)
getFragmentManager().beginTransaction().replace(R.id.container,new FirstFragment()).commit();
else
getFragmentManager().beginTransaction().replace(R.id.container...
Parsing huge logfiles in Node.js - read in line-by-line
...n(){
console.log('Read entire file.')
})
);
Please let me know how it goes!
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How to detect Ctrl+V, Ctrl+C using JavaScript?
...ents
Drag and drop between browser windows can't be prevented as far as I know.
The edit->copy menu item in e.g. Firefox can still allow copy/pasting.
There's also no guarantee that for people with different keyboard layouts/locales that copy/paste/cut are the same key codes (though layouts often...
Can't Find Theme.AppCompat.Light for New Android ActionBar Support
...="AppBaseTheme" parent="@style/Theme.AppCompat.Light.DarkActionBar">
Now the application should run fine.
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Convert column classes in data.table
....frame I don't have a problem converting it, with data.table I just don't know how:
8 Answers
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Android Studio marks R in red with error message “cannot resolve symbol R”, but build succeeds
...his happened on only one of my projects and on other two projects did not. Now i hope that Android Studio update didn't mess up something else...
– Martin Berger
Mar 1 '19 at 14:18
...
How to invoke the super constructor in Python?
...
def __init__(self):
print("hello")
super().__init__()
super() is now equivalent to super(<containing classname>, self) as per the docs.
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How to break out of multiple loops?
...yield NestedBreakException
except NestedBreakException:
pass
Now you can use this context manager as follows:
with nested_break() as mylabel:
while True:
print "current state"
while True:
ok = raw_input("Is this ok? (y/n)")
if ok == "y" or o...
What does %~dp0 mean, and how does it work?
...on, substitution of FOR
variable references has been enhanced.
You can now use the following optional
syntax:
%~I - expands %I removing any surrounding quotes (")
%~fI - expands %I to a fully qualified path name
%~dI - expands %I to a drive letter only
%~pI - expa...