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How to create a file in Linux from terminal window? [closed]
...cat
$ cat > myfile.txt
Now, just type whatever you want in the file:
Hello World!
CTRL-D to save and exit
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The Android emulator is not starting, showing “invalid command-line parameter”
I made a simple "Hello World" program in Eclipse . I added nothing to a Java file and only added a text view in file main.xml as
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How to log source file name and line number in Python
...eno)s\'')
log = logging.getLogger(os.path.basename(__file__))
log.debug("hello logging linked to source")
See Pydev source file hyperlinks in Eclipse console for longer discussion and history.
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Java generics T vs Object
.... You may invoke such a method as follows:
String response = doSomething("hello world");
OR
MyObject response = doSomething(new MyObject());
OR
Integer response = doSomething(31);
As you can see, there is polymorphism here.
But if it is declared to return Object, you can't do this unless you ...
Where is debug.keystore in Android Studio
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I just ran the hello world project once on Android Studio, and it appeared at ~/.android/
– d34th4ck3r
Jan 21 '14 at 14:33
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gitignore without binary files
... .gitignore.
In your very specific, small-scope example, you can just put hello in your .gitignore.
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Early exit from function?
... if(a=="stop"){
//return undefined;
return; /** Or return "Hello" or any other value */
}
}
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How to write log to file
...needs
l = log.New(outfile, "", 0)
)
func main() {
l.Println("hello, log!!!")
}
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How to convert a string to utf-8 in Python
...tween a byte string (plain_string) and a unicode string.
>>> s = "Hello!"
>>> u = unicode(s, "utf-8")
^ Converting to unicode and specifying the encoding.
In Python 3
All strings are unicode. The unicode function does not exist anymore. See answer from @Noumenon
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Escaping ampersand in URL
...you replace "&" with "%26" first. See code::: NSString *message = @"Hello Jack & Jill"; message = [message stringByReplacingOccurrencesOfString:@"&" withString:@"%26"]; message = [message stringByAppendingString:@" "]; message = [message stringByAddingPercentEscapesUs...