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Why are preprocessor macros evil and what are the alternatives?
...s:
int c = ( ((++a) ? (b)) ? (++a) : (b) ); // after this, c = a = 7
On top of this, macros do not support namespaces, which means that defining macros in your code will limit the client code in what names they can use.
This means that if you define the macro above (for max), you will no longer ...
Unknown file type MIME?
...ata and as a result should be downloaded to file and possibly executed. On top of being wrong, this is a security hole, especially considering barely visible modern download managers. The right answer is no content-type header. If you don't know which kind of file it is, the browser may know it so l...
What is the maximum amount of RAM an app can use?
...he Android operating system so I hope for a quite detailed answer on that topic.
3 Answers
...
Perform debounce in React.js
...r setting form fields state as 'interacting' for a few seconds after they stop typing, and then being able to cancel on form submit or onBlur
– arush_try.com
Oct 29 '15 at 20:04
8
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Is there any way to put malicious code into a regular expression?
... showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg cla...
ASP.NET MVC View Engine Comparison
...t alphabetize new View Engines (leaving WebFormViewEngine and Razor at the top), and try to be objective in comparisons.
System.Web.Mvc.WebFormViewEngine
Design Goals:
A view engine that is used to render a
Web Forms page to the response.
Pros:
ubiquitous since it ships with ASP.NET MV...
Confirm deletion in modal / dialog using Twitter Bootstrap?
...nt-size: 20px;
background: rgba(0, 0, 0, .8);
position: absolute;
top: 55px;
bottom: 0;
left: 0;
right: 0;
color: #EEE;
z-index: 1000;
}
<script data-require="jquery@*" data-semver="2.0.3" src="//code.jquery.com/jquery-2.0.3.min.js"></script>
<script data-re...
Database design for audit logging
...on AND ID = PageID
There might be some errors up there...this is off the top of my head. It should give you an idea of an alternative pattern, though.
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What is two way binding?
...nd conversely.
This is a very solid concept to build a web application on top of, because it makes the "Model" abstraction a safe, atomic data source to use everywhere within the application. Say, if a model, bound to a view, changes, then its matching piece of UI (the view) will reflect that, no m...
Resizing an image in an HTML5 canvas
...h;
var yy_start = Math.floor(j * ratio_h);
var yy_stop = Math.ceil((j + 1) * ratio_h);
for (var yy = yy_start; yy < yy_stop; yy++) {
var dy = Math.abs(center_y - (yy + 0.5)) / ratio_h_half;
var center_x = (i + 0.5) * ratio_w;
...