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How do I get a YouTube video thumbnail from the YouTube API?
...5 (5) {
["default"]=>
object(stdClass)#6 (3) {
["url"]=>
string(46) "https://i.ytimg.com/vi/T0Jqdjbed40/default.jpg"
["width"]=>
int(120)
["height"]=>
int(90)
}
["medium"]=>
object(stdClass)#7 (3) {
["url"]=>
string(48) "https://i.ytimg.com...
Is there a built-in method to compare collections?
...ust specify a correct IComparer<T> for those keys. For example, with string keys (which exhibit this issue), you must do the following in order to get correct results:
dictionary1.OrderBy(kvp => kvp.Key, StringComparer.Ordinal).SequenceEqual(dictionary2.OrderBy(kvp => kvp.Key, StringCom...
How do I encode/decode HTML entities in Ruby?
...
To encode the characters, you can use CGI.escapeHTML:
string = CGI.escapeHTML('test "escaping" <characters>')
To decode them, there is CGI.unescapeHTML:
CGI.unescapeHTML("test &quot;unescaping&quot; &lt;characters&gt;")
Of course, before that you need ...
Java: Get first item from a collection
If I have a collection, such as Collection<String> strs , how can I get the first item out? I could just call an Iterator , take its first next() , then throw the Iterator away. Is there a less wasteful way to do it?
...
How can I display a JavaScript object?
How do I display the content of a JavaScript object in a string format like when we alert a variable?
38 Answers
...
How to 'minify' Javascript code
...y.length ; myCounter++){
myArray2.push(myCounter);
var myString = myCounter.toString()
myObject[ myString ] = ( myCounter + 1 ).toString();
}
var myContainer = new Array();
myContainer[0] = myArray2;
myContainer[1] = myObject;
return myContainer;
}
H...
How to get names of classes inside a jar file?
...ava classes contained inside a jar file at /path/to/jar/file.jar.
List<String> classNames = new ArrayList<String>();
ZipInputStream zip = new ZipInputStream(new FileInputStream("/path/to/jar/file.jar"));
for (ZipEntry entry = zip.getNextEntry(); entry != null; entry = zip.getNextEntry()...
What's the difference between the 'ref' and 'out' keywords?
...e confusing part, reference types:
Lets create a reference type:
List<string> someobject = new List<string>()
When you new up someobject, two parts are created:
The block of memory that holds data for someobject.
A reference (pointer) to that block
of data.
Now when you send in ...
MySQL remove all whitespaces from the entire column
...` = REPLACE(`col_name`, '\n', '')
http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_replace
To remove first and last space(s) of column :
UPDATE `table` SET `col_name` = TRIM(`col_name`)
http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_trim
...
Alternate FizzBuzz Questions [closed]
... of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs" -> "dogs likes bob")
Find the minimum value in a list
Find the maximum value in a list
Calculate a remainder (given a numerator and denominator)
Return distinct values from a lis...