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Declaring Multiple Variables in JavaScript
...ty of accident global variables creation:
(function () {
var variable1 = "Hello World!" // semicolon is missed out accidently
var variable2 = "Testing..."; // still a local variable
var variable3 = 42;
}());
While the second way is less forgiving:
(function () {
var variable1 = "Hello World!" //...
Strings are objects in Java, so why don't we use 'new' to create them?
...bject , then it will create new object everytime .
Example:
String s1=“Hello“;
String s2=“Hello“;
String s3= new String(“Hello“);
String s4= new String(“Hello“);
For the above code in memory :
share
...
Convert string to binary in python
...
Something like this?
>>> st = "hello world"
>>> ' '.join(format(ord(x), 'b') for x in st)
'1101000 1100101 1101100 1101100 1101111 100000 1110111 1101111 1110010 1101100 1100100'
#using `bytearray`
>>> ' '.join(format(x, 'b') for x in by...
How to process SIGTERM signal gracefully?
...gnal":
signal.signal(signal.SIGTERM, sigterm_handler)
try:
print "Hello"
i = 0
while True:
i += 1
print "Iteration #%i" % i
sleep(1)
finally:
print "Goodbye"
Now see the Ctrl+C behaviour:
$ ./signals-test.py default
Hello
Iteration #1
Iteration #2
Iter...
Changing capitalization of filenames in Git
....
mv: allow renaming to fix case on case insensitive filesystems
"git mv hello.txt Hello.txt" on a case insensitive filesystem always triggers "destination already exists" error, because these two names refer to the same path from the filesystem's point of view and requires the user to give "--for...
How to create a cron job using Bash automatically without the interactive editor?
...ntab -l > mycron
#echo new cron into cron file
echo "00 09 * * 1-5 echo hello" >> mycron
#install new cron file
crontab mycron
rm mycron
Cron line explaination
* * * * * "command to be executed"
- - - - -
| | | | |
| | | | ----- Day of week (0 - 7) (Sunday=0 or 7)
| | | ------- Month (...
How to create an HTTPS server in Node.js?
...q, res) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello World\n');
};
var server = http.createServer();
server.setSecure(credentials);
server.addListener("request", handler);
server.listen(8000);
s...
What is the difference between IEqualityComparer and IEquatable?
...comparisons. Note that a IEqualityComparer<String> which considers "hello" equal to both "Hello" and "hElLo" must consider "Hello" and "hElLo" equal to each other, but for most comparison methods that wouldn't be a problem.
– supercat
Mar 19 '13 at 20:03...
JavaScript: clone a function
...: "You shall not pass!" }); // this object is binded
newFunc.apply({ msg: "hello world" }); //logs "You shall not pass!" instead
Bound function object, instanceof treats newFunc/oldFunc as the same. Credit to @Christopher
(new newFunc()) instanceof oldFunc; //gives true
(new oldFunc()) instanceof...
Disable output buffering
...(self.stream, attr)
import sys
sys.stdout = Unbuffered(sys.stdout)
print 'Hello'
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