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What's a simple way to get a text input popup dialog box on an iPhone
...eldWithConfigurationHandler:^(UITextField * _Nonnull textField) {
// A block for configuring the text field prior to displaying the alert
}];
[alert addAction:defaultAction];
[alert addAction:cancelAction];
[self presentViewController:alert animated:YES completion:nil];
...
Handling JSON Post Request in Go
...n performing json.Unmarshal wastes resources if the stream was, say a 10MB block of invalid JSON. Parsing the request body, with json.Decoder, as it streams in would trigger an early parse error if invalid JSON was encountered. Processing I/O streams in realtime is the preferred go-way.
Address...
Static nested class in Java, why?
...asses as well as anonymous inner classes or local classes defined inside a block: they all can't have a no-arg constructor cause the compiler will implicitly prepend the arg sequence of every constructor in order to pass a reference of an instance of the enclosing class. Pretty simple.
...
Div width 100% minus fixed amount of pixels
... padding to be the parent of the center div. In these cases, you can use a block formatting context on the center and float the padding divs left and right. Here's the code
The HTML:
<div class="container">
<div class="left"></div>
<div class="right"></div>
...
getApplication() vs. getApplicationContext()
...— I still have those Singletons for modularity but I instantiate them en block in the onCreate of an android.app.Application subclass. — works like a charm.
– Martin
Feb 6 '14 at 16:40
...
Rails: redirect_to with :error, but flash[:error] empty
...pages after a POST and hit the back button to get back to 10 pages ago get blocked by "do you want to repost this crap"....no, of course not. I just want to get back to a page I had seen before.
non-PRG apps are very very annoying to users.
...
Default text which won't be shown in drop-down list
...t;
CSS:
#default_message_overlay {
position: absolute;
display: block;
width: 120px;
color: grey;
}
select {
width: 150px;
}
Javascript (with JQuery):
$(document).ready(function() {
// No selection at start
$('#my_select').prop("selectedIndex", -1);
// Set the ...
Can't connect to localhost on SQL Server Express 2012 / 2016
...onnections at the port. Make sure that TCP connections to the port are not blocked by a firewall."
Open the SQL Server Configuration Manager.
Expand SQL Server Network Configuration for the server instance in question.
Double-click "TCP/IP".
Under the "Protocol" section, set "Enabled" to "Yes".
U...
SQL Server Regular expressions in T-SQL
... forget to clean-up
EXEC @res = sp_OADestroy @obj;
If you get SQL Server blocked access to procedure 'sys.sp_OACreate'... error, use sp_reconfigure to enable Ole Automation Procedures. (Yes, unfortunately that is a server level change!)
More information about the Test method is available here
Ha...
position: fixed doesn't work on iPad and iPhone
...xedDiv").css("top", iPadPosition);
$("#fixedDiv").css("display", "block");
}
}
// in the CSS file should stand:
#fixedDiv {position: fixed; bottom: 0; height: 45px; whatever else}
Hope it helps.
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