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What is the best way to conditionally apply attributes in AngularJS?
... value from the attribute.
<a ng-attr-href="{{value || undefined}}">Hello World</a>
Will produce (when value is false)
<a ng-attr-href="{{value || undefined}}" href>Hello World</a>
So don't use false because that will produce the word "false" as the value.
<a ng-att...
Is using a lot of static methods a bad thing?
...ransforming A to B, say all we're doing is transforming text to go from
"hello" =>(transform)=> "<b>Hello!</b>"
Then a static method would make sense.
However, if you're invoking these static methods on an object frequently and it tends to be unique for many calls (e.g. the ...
CoffeeScript on Windows?
...coffeescript
Write a script in your favourite text editor. Save it, say as hello.coffee
Run your script coffee hello.coffee or compile it coffee -c hello.coffee (to hello.js)
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improve this a...
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 :
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...
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...