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form with no action and where enter does not reload page
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Add an onsubmit handler to the form (either via plain js or jquery $().submit(fn)), and return false unless your specific conditions are met.
Unless you don't want the form to submit, ever - in which case, why not just leave out the 'action'...
How do I include a pipe | in my linux find -exec command?
...y does make the matched classname bold as the fgrep highlights the matched string; this makes it really easy to scan down the list of hundreds of jar files that were searched and easily see any matches.
on windows you can do the same thing with:
for /R %j in (*.jar) do @echo %j & @jar tf %j | ...
What are 'closures' in .NET?
...ple, take this C# code:
delegate int testDel();
static void Main(string[] args)
{
int foo = 4;
testDel myClosure = delegate()
{
return foo;
};
int bar = myClosure();
}
At the end of it, bar will be set to 4, and the myClosure d...
Get the subdomain from a URL
...e('super.duper.domain.co.uk');
$result->getSubdomain(); // will return (string) 'super.duper'
$result->getSubdomains(); // will return (array) ['super', 'duper']
$result->getHostname(); // will return (string) 'domain'
$result->getSuffix(); // will return (string) 'co.uk'
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Preferred Java way to ping an HTTP URL for availability
...her feasible way is using java.net.Socket.
public static boolean pingHost(String host, int port, int timeout) {
try (Socket socket = new Socket()) {
socket.connect(new InetSocketAddress(host, port), timeout);
return true;
} catch (IOException e) {
return false; // Ei...
Provisioning Profiles menu item missing from Xcode 5
...t in Xcode 5 I don't have a menu item for Library - Provisioning Profiles, and I don't know what could have happened. I restarted the computer, tried some things, but I really have no idea what I could do. How can I fix this problem?
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Disable Enable Trigger SQL server for a table
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use the following commands instead:
ALTER TABLE table_name DISABLE TRIGGER tr_name
ALTER TABLE table_name ENABLE TRIGGER tr_name
share
|
impro...
JSON serialization of Google App Engine models
...rt datetime
import time
SIMPLE_TYPES = (int, long, float, bool, dict, basestring, list)
def to_dict(model):
output = {}
for key, prop in model.properties().iteritems():
value = getattr(model, key)
if value is None or isinstance(value, SIMPLE_TYPES):
output[key...
栈和队列的面试题Java实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... this.data = data;
}
}
public static void main(String[] args) {
Stack stack = new Stack();
stack.push(1);
stack.push(2);
stack.push(3);
System.out.println(stack.pop().data);
System.out.println(stack.pop().data);
...
How to implement “confirmation” dialog in Jquery UI dialog?
...the ugly javascript:alert() box.
In my scenario, I have a list of items, and next to each individual of them, I would have a "delete" button for each of them.
the psuedo html setup will be something follows:
...