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HTML5 textarea placeholder not appearing
...:
<input type="text" name="subject" value="{{ subject }}" placeholder="hello" /> <-- this is ok
<input type="text" name="subject" value" {{ subject }} " placeholder="hello" /> <-- this will not show placeholder
In this case the tag between {{ }} is the variable, just...
Creating a div element in jQuery [duplicate]
...pend (to add at fist position of parent):
$('#parent').append('<div>hello</div>');
// or
$('<div>hello</div>').appendTo('#parent');
Alternatively, you can use the .html() or .add() as mentioned in a different answer.
...
How to do if-else in Thymeleaf?
..._expression}">
<div th:if="${expr_result}">
<h2>Hello!</h2>
</div>
<div th:unless="${expr_result}">
<span class="xxx">Something else</span>
</div>
</div>
More about local variables:
http://www.thymeleaf.org/do...
MySQL with Node.js
...nnected! (unless `err` is set)
});
Queries:
var post = {id: 1, title: 'Hello MySQL'};
var query = connection.query('INSERT INTO posts SET ?', post, function(err, result) {
// Neat!
});
console.log(query.sql); // INSERT INTO posts SET `id` = 1, `title` = 'Hello MySQL'
...
Why would one omit the close tag?
...0 characters or less after ?>: e.g. it matches -and would delete- ?> Hello in <?php echo "test"; ?> Hello. We'd want to clear only close tags.
– Halil Özgür
Jan 21 '13 at 7:40
...
Include constant in string without concatenating
...ine('FOO', 'bar');
$constants = create_function('$a', 'return $a;');
echo "Hello, my name is {$constants(FOO)}";
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Best practices with STDIN in Ruby?
.... the following 1-line script:
#!/usr/bin/env ruby -n
#example.rb
puts "hello: #{$_}" #prepend 'hello:' to each line from STDIN
#these will all work:
# ./example.rb < input.txt
# cat input.txt | ./example.rb
# ./example.rb input.txt
...
Standard deviation of a list
...
Hello Alex, Could you please post function for calculating sample standard deviation? I am limited with Python2.6, so I have to relay on this function.
– Venu S
Oct 8 '17 at 0:56
...
In Java, is there a way to write a string literal without having to escape quotes?
...;\n"
" <body>\n" +
" <p>Hello World.</p>\n" +
" </body>\n" +
"</html>\n";
System.out.println("this".matches("\\w\\w\\w\\w"));
You would be able to type:
Runtime.getRuntime().exec(`"C:\Program Files\f...
Object.watch() for all browsers?
...`${key} set to ${value}`);
target[key] = value;
}
});
targetProxy.hello_world = "test"; // console: 'hello_world set to test'
If you need to observe changes made to a nested object, then you need to use a specialized library. I published Observable Slim and it works like this:
var test =...