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ReactJS state vs prop
...mutability helpers
// to update more complex models.
// Read more: http://facebook.github.io/react/docs/update.html
var newState = React.addons.update(this.state, {
data: {value: {$set: 'it works'}}
});
this.setState(newState);
},
render: function() {
return <...
jQuery.click() vs onClick
...ener('click', function() {
alert('Hello world again!!!');
}, false);
http://jsfiddle.net/aj55x/1/
Why use addEventListener? (From MDN)
addEventListener is the way to register an event listener as specified
in W3C DOM. Its benefits are as follows:
It allows adding more than ...
How can I convince IE to simply display application/json rather than offer to download it?
...seudo-protocol. Enter a URL like this into the address bar:
view-source:http://myserver/MyUrl/That/emits/Application/json
This pseudo-protocol used to be supported in IE, also, until WinXP-sp2, when Microsoft disabled it for security reasons.
...
When should I use a struct instead of a class?
...
Bill Wagner has a chapter about this in his book "effective c#" (http://www.amazon.com/Effective-Specific-Ways-Improve-Your/dp/0321245660). He concludes by using the following principle:
Is the main responsability of the type data storage?
Is its public interface defined entirely ...
How to generate a core dump in Linux on a segmentation fault?
... exit(-1);
}
static void dumpstack(void) {
/* Got this routine from http://www.whitefang.com/unix/faq_toc.html
** Section 6.5. Modified to redirect to file to prevent clutter
*/
/* This needs to be changed... */
char dbx[160];
sprintf(dbx, "echo 'where\ndetach' | dbx -a %...
Using printf with a non-null terminated string
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What is the difference between instanceof and Class.isAssignableFrom(…)?
... Foo // syntax error
int.class.isAssignableFrom(int.class) // true
See http://java.sun.com/javase/6/docs/api/java/lang/Class.html#isAssignableFrom(java.lang.Class).
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Using sed and grep/egrep to search and replace
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
String representation of an Enum
...0}", AuthenticationMethod.Forms.ToString());
The documentation is here:
http://msdn.microsoft.com/en-us/library/16c1xs4z.aspx
...and if you name your enums in Pascal Case (as I do - such as ThisIsMyEnumValue = 1 etc.) then you could use a very simple regex to print the friendly form:
static str...
Is it possible to “decompile” a Windows .exe? Or at least view the Assembly?
...
Good news. IDA Pro is actually free for its older versions now:
http://www.hex-rays.com/idapro/idadownfreeware.htm
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