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Javascript callback when IFRAME is finished loading?
...cript">
function on_load(iframe) {
try {
// Displays the first 50 chars in the innerHTML of the
// body of the page that the iframe is showing.
// EDIT 2012-04-17: for wider support, fallback to contentWindow.document
var doc = iframe.contentDocument || iframe.contentWindow.docu...
Git: How to remove file from historical commit?
...
You can use git-extras tool. The obliterate command completely remove a file from the repository, including past commits and tags.
https://github.com/tj/git-extras/blob/master/Commands.md
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Short form for Java if statement
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Won't String cityName = city.getName(); throw a NullPointerException if city == null? I'd therefore say your middle solution is definitely the best (PS and I approve of the 'unnecessary' parentheses! People need to remember that 9...
Java's Virtual Machine and CLR
...nsiders a List<int> to be a completely different type from a List<String>.
Under the covers, it uses the same MSIL for all reference-type specializations (so a List<String> uses the same implementation as a List<Object>, with different type-casts at the API boundaries), but ...
What happens if I define a 0-size array in C/C++?
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The one use I know of is to trigger a compile time error from a boolean:
char someCondition[ condition ];
If condition is a false, then I get a compile time error. Because
compilers do allow this, however, I've taken to using:
char someCondition[ 2 * condition - 1 ];
This gives a size of ei...
Creating a comma separated list from IList or IEnumerable
What is the cleanest way to create a comma-separated list of string values from an IList<string> or IEnumerable<string> ?
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MySQL LIKE IN()?
...like FIELDNAME LIKE '%%', how to use it with regexp, so that when an empty string is passed. it should fetch all the records..
– shzyincu
Jul 28 '16 at 14:09
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How to apply a CSS filter to a background image
... A slightly better way to do this is to use .content:before instead of the extra "background-image" markup. I updated the pen here : codepen.io/akademy/pen/FlkzB
– Matthew Wilcoxson
Jan 27 '14 at 20:10
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How to implement a queue using two stacks?
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C - 3) Demo Code
public class TestMyQueue {
public static void main(String[] args) {
MyQueue<Integer> queue = new MyQueue<>();
// enqueue integers 1..3
for(int i = 1; i <= 3; i++)
queue.enqueue(i);
// execute 2 dequeue operations
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Unicode characters in URLs
... to prevent phishing. Displaying non-ASCII characters in the path or query string part does not create a similar vilnerability. IE simply didn't bother to implement it. (And Firefox is the only one that implemented it for the fragment part as well.)
– Tgr
Jul 4...