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Calculating text width
...
it's shorter
it works when passing an <input>, <span>, or "string".
it's faster for frequent uses because it reuses an existing DOM element.
Demo: http://jsfiddle.net/philfreo/MqM76/
// Calculate width of text from DOM element or string. By Phil Freo <http://philfreo.com>
$....
Why does using an Underscore character in a LIKE filter give me all the results?
...abc', 'aabc', 'xyzabc' and so on, but no 'xyzabcd', 'xabcdd' and any other string that does not end with 'abc'.
In your case you have searched by '%_%'. This will give all the rows with that column having one or more characters, that means any characters, as its value. This is why you are getting a...
Calculate MD5 checksum for a file
...terested in comparing the hashes.)
If you need to represent the hash as a string, you could convert it to hex using BitConverter:
static string CalculateMD5(string filename)
{
using (var md5 = MD5.Create())
{
using (var stream = File.OpenRead(filename))
{
var ha...
How to print out the contents of a vector?
...
The delimiter string is written after every element, not between, i.e., also after the last. That may require dealing with special cases if you only want it between, i.e., as a separator.
– Quigi
Dec...
How to implement classic sorting algorithms in modern C++?
... cmp = Compare{});
In C++11, one can define a reusable template alias to extract an iterator's value type which adds minor clutter to the sort algorithms' signatures:
template<class It>
using value_type_t = typename std::iterator_traits<It>::value_type;
template<class It, class Co...
How to construct a relative path in Java from two absolute paths (or URLs)?
... It has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toURI().relativize(new File(path).toURI()).getPath();
// relative == "stuff/xyz.dat"
Please note that for file path there'...
What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version
...and is often more a "Build Number" than a "Version Number".
Bundle Version String (CFBundleShortVersionString)
This value is used as the "real" version number. This must be the same string as used for the version in iTunes Connect.
Update:
As pointed out by @snlehton, the CFBundleVersion has to be...
How and when to use ‘async’ and ‘await’
...ender, EventArgs e)
{
// Call the method that runs asynchronously.
string result = await WaitAsynchronouslyAsync();
// Call the method that runs synchronously.
//string result = await WaitSynchronously ();
// Display the result.
textBox1.Text += result;
}
// The following ...
Finding duplicate values in MySQL
...
Superior to @levik's answer since it doesn't add an extra column. Makes it useful for use with IN()/NOT IN().
– wmassingham
Nov 24 '15 at 20:42
add a co...
T-SQL: Deleting all duplicate rows but keeping one [duplicate]
...ed I know there are some duplicates in this table.
I need to eliminate the extra rows from the perspective of the key columns. Some other columns may have slightly different data but I do not care about that. I still need to keep one of these rows however. SELECT DISTINCT won't work because it ope...