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how to fire event on file select
... completion of your file processing set the value of file control to blank string.so the .change() will always be called even the file name changes or not. like for example you can do this thing and worked for me like charm
$('#myFile').change(function () {
LoadFile("myFile");//function to do...
MySQL: how to get the difference between two timestamps in seconds
...unction returns the internal timestamp value directly, with no implicit “string-to-Unix-timestamp” conversion.
Keep in mind that TIMEDIFF() return data type of TIME. TIME values may range from '-838:59:59' to '838:59:59' (roughly 34.96 days)
...
How to find out which fonts are referenced and which are embedded in a PDF document
...ler if you just want to find out the font names: run this from a terminal
strings yourPDFfilepath.pdf | grep FontName
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How do you perform a CROSS JOIN with LINQ to SQL?
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The same thing with linq extension methods:
var names = new string[] { "Ana", "Raz", "John" };
var numbers = new int[] { 1, 2, 3 };
var newList=names.SelectMany(
x => numbers,
(y, z) => { return y + z + " test "; });
foreach (var item in newList)
{
Console.WriteLine(...
Best way to turn an integer into a month name in c#?
...
Why not just use somedatetime.ToString("MMMM")?
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Creating a expressjs middleware that accepts parameters
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Alternatively if you do not have too many cases or if role is NOT a string:
function HasRole(role) {
return function (req, res, next) {
if (role !== req.user.role) res.redirect(/* ... */);
else next();
}
}
var middlware_hasRoleAdmin = HasRole('admin'); // define router only once...
Ruby: How to iterate over a range, but in set increments?
...g, passing each nth element to the block. If the range contains numbers or strings, natural ordering is used. Otherwise step invokes succ to iterate through range elements. The following code uses class Xs, which is defined in the class-level documentation.
range = Xs.new(1)..Xs.new(10)
range.step(...
When should std::move be used on a function return value? [duplicate]
... example if x was a class type with an expensive copy (e.g. appending to a string)
– M.M
Feb 27 '17 at 22:57
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Difference between Hive internal tables and external tables?
...t uses to keep track of state.
For instance, when you CREATE TABLE FOO(foo string) LOCATION 'hdfs://tmp/';, this table schema is stored in the database.
If you have a partitioned table, the partitions are stored in the database(this allows hive to use lists of partitions without going to the file-s...
Nested JSON objects - do I have to use arrays for everything?
...use arrays.
JSON values can be arrays, objects, or primitives (numbers or strings).
You can write JSON like this:
{
"stuff": {
"onetype": [
{"id":1,"name":"John Doe"},
{"id":2,"name":"Don Joeh"}
],
"othertype": {"id":2,"company":"ACME"}
}, ...