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iFrame src change event detection?
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You may want to use the onLoad event, as in the following example:
<iframe src="http://www.google.com/" onLoad="alert('Test');"></iframe>
The alert will pop-up whenever the location within the iframe changes. It works in all modern browsers, but may not work in some very older b...
Android: why is there no maxHeight for a View?
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This might not work in all situations, but it certainly gives me the results needed for my layout. And it also addresses the comment by madhu.
If some layout present below the scrollview then this trick wont work – madhu Mar 5 at 4:36
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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?
...d functions
function range(size:number, startAt:number = 0):ReadonlyArray<number> {
return [...Array(size).keys()].map(i => i + startAt);
}
function characterRange(startChar:string, endChar:string):ReadonlyArray<string> {
return String.fromCharCode(...range(endChar.charCodeA...
Select N random elements from a List in C#
... generic list. For example, I'd like to get 5 random elements from a List<string> .
29 Answers
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How do I select a random value from an enumeration?
...om array item.
static Random _R = new Random ();
static T RandomEnumValue<T> ()
{
var v = Enum.GetValues (typeof (T));
return (T) v.GetValue (_R.Next(v.Length));
}
Test:
for (int i = 0; i < 10; i++) {
var value = RandomEnumValue<System.DayOfWeek> ();
Console.WriteL...
How can I convert byte size into a human-readable format in Java?
...public static String humanReadableByteCountSI(long bytes) {
if (-1000 < bytes && bytes < 1000) {
return bytes + " B";
}
CharacterIterator ci = new StringCharacterIterator("kMGTPE");
while (bytes <= -999_950 || bytes >= 999_950) {
bytes /= 1000;
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Where is shared_ptr?
... headers for shared_ptr (and working). Simply stating std , tr1 and <memory> is not helping at all! I have downloaded boosts and all but still it doesn't show up! Can someone help me by telling exactly where to find it?
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Java 8 Distinct by property
In Java 8 how can I filter a collection using the Stream API by checking the distinctness of a property of each object?
2...
Create a git patch from the uncommitted changes in the current working directory
... are untracked": "git diff" and "git diff --cached" only work if "git add <file>" has been called first. (I am new to git and wondered why I got an empty patch everytime)
– Anonymous
Apr 25 '17 at 8:41
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What does this square bracket and parenthesis bracket notation mean [first1,last1)?
...al is included, but the end is excluded. So it means the interval "first1 <= x < last1".
Half-open intervals are useful in programming because they correspond to the common idiom for looping:
for (int i = 0; i < n; ++i) { ... }
Here i is in the range [0, n).
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