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On design patterns: When should I use the singleton?
...th point 2. Point 3 is not really a reason (just because you can it doesnt mean you should) and 1 is a good point but i still dont see use to it. Lets say the shared resource is a disk drive or a db cache. You can add another drive or have a db cache focusing on another thing (such as a cache for a ...
DropDownList's SelectedIndexChanged event not firing
...et DropDownList AutoPostBack property to true.
Eg:
<asp:DropDownList ID="logList" runat="server" AutoPostBack="True"
onselectedindexchanged="itemSelected">
</asp:DropDownList>
share
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Properties vs Methods
...l, methods represent actions and properties represent data. Properties are meant to be used like fields, meaning that properties should not be computationally complex or produce side effects. When it does not violate the following guidelines, consider using a property, rather than a method, because ...
Proper way to use **kwargs in Python
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Can you clarify what you mean by suggesting .pop would help you “check if there are any spurious values sent”?
– Alan H.
May 15 '11 at 20:17
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What are transparent comparators?
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Do you have any idea for the naming? I mean why is_transparent?
– plasmacel
Jun 19 '18 at 20:01
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Maximum packet size for a TCP connection
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You mean 64K, not 65K. I don't know what you mean by 'the place I start is 1400 bytes'. You don't have to worry about packet sizes in the TCP API. It takes care of determining and observing the path MTU. There is no reason why yo...
Correct way to write loops for promise.
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@Roamer-1888: Maybe the terminology is a bit odd, but I mean that a while loop does test some global state while a for loop has its iteration variable (counter) bound to the loop body itself. In fact I've used a more functional approach that looks more like a fixpoint iteration th...
jQuery AJAX file upload PHP
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$.ajax({
url: 'upload.php', // point to server-side PHP script
dataType: 'text', // what to expect back from the PHP script, if anything
cache: false,
contentType: false,
processData: false,
data: form_data, ...
Android - Launcher Icon Size
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@Mafro34 I presume you mean the WEB version? When you finally complete your app and upload it onto the Google Play Store, it will ask for you to upload a 512 x 512 app icon. This means that they can then use the icon anywhere around the website an...
What does “use strict” do in JavaScript, and what is the reasoning behind it?
... article:
ECMAScript 5 'Strict mode' support in browsers. What does this mean?
NovoGeek.com - Krishna's weblog
It talks about browser support, but more importantly how to deal with it safely:
function isStrictMode(){
return !this;
}
/*
returns false, since 'this' refers to global objec...