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Creating an iframe with given HTML dynamically
...note of the html content wrapped with <html> tags and the iframe.src string.
The iframe element needs to be added to the DOM tree to be parsed.
document.body.appendChild(iframe);
You will not be able to inspect the iframe.contentDocument unless you disable-web-security on your browser.
Yo...
Should we @Override an interface's method implementation?
...prohibited the annotation, with 1.6 it doesn't. The annotation provides an extra compile-time check, so if you're using 1.6 I'd go for it.
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follo...
Is passing 'this' in a method call accepted practice in java
... to argument), I just opened one of the most common java.lang classes, the String one, and of course I found instances of this use, for example
1084 // Argument is a String
1085 if (cs.equals(this))
1086 return true;
Look for (this in big "accepted" projects, you won't fa...
Way to get number of digits in an int?
...
Your String-based solution is perfectly OK, there is nothing "un-neat" about it. You have to realize that mathematically, numbers don't have a length, nor do they have digits. Length and digits are both properties of a physical re...
Get user profile picture by Id
...=picture.type(large) this is useful when you have something like this, String url = "graph.facebook.com/me?fields=id,name,email,picture.type(large) as mentioned in other answers you can replace large with normal,small,square...
– yajnesh
Dec 16 '15 at 11:4...
JavaScript global event mechanism
... be
// supported in every browser. It worked for me in Chrome.
var extra = !col ? '' : '\ncolumn: ' + col;
extra += !error ? '' : '\nerror: ' + error;
// You can view the information in an alert to see things working like this:
alert("Error: " + msg + "\nurl: " + url + "\nline: " +...
Check if null Boolean is true results in exception
... great helper functions for all sorts of use-cases, including Booleans and Strings. I suggest you peruse the various Apache libraries and see what they already offer.
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How does Go compile so quickly?
...ed around the Go website, but I can't seem to find an explanation for Go's extraordinary build times. Are they products of the language features (or lack thereof), a highly optimized compiler, or something else? I'm not trying to promote Go; I'm just curious.
...
MySQL indexes - what are the best practices?
...mpacts of indexing
UPDATEs and INSERTs will be slower. There's also the extra storage space requirments, but that's usual unimportant these days.
If i have a VARCHAR 2500 column which is searchable from parts of my site, should i index it
No, unless it's UNIQUE (which means it's already ind...
Is “inline” without “static” or “extern” ever useful in C99?
...efore, the following example might not
behave as expected.
inline const char *saddr(void)
{
static const char name[] = "saddr";
return name;
}
int compare_name(void)
{
return saddr() == saddr(); // unspecified behavior
}
Since the implementation might use the inline definition f...