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How to delete large data of table in SQL without log?
...
If you are Deleting All the rows in that table the simplest option is to Truncate table, something like
TRUNCATE TABLE LargeTable
GO
Truncate table will simply empty the table, you cannot use WHERE clause to limit the ro...
Prevent onmouseout when hovering child element of the parent absolute div WITHOUT jQuery
...ssigned to
var e = event.toElement || event.relatedTarget;
if (e.parentNode == this || e == this) {
return;
}
alert('MouseOut');
// handle mouse event here!
}
document.getElementById('parent').addEventListener('mouseout',onMouseOut,true);
I made a quic...
FileNotFoundException while getting the InputStream object from HttpURLConnection
...ws all status codes supported by the webservice and their special meaning, if any.
If the status starts with 4nn or 5nn, you'd like to use getErrorStream() instead to read the response body which may contain the error details.
InputStream error = con.getErrorStream();
...
how to know if the request is ajax in asp.net mvc?
anybody how can I know if the request is ajax ? (I'm using jquery for ajax)
3 Answers
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Define all functions in one .R file, call them from another .R file. How, if possible?
...") (assuming that both these files are in your current working directory.
If abc.R is:
fooABC <- function(x) {
k <- x+1
return(k)
}
and xyz.R is:
fooXYZ <- function(x) {
k <- fooABC(x)+1
return(k)
}
then this will work:
> source("abc.R")
> source("xyz.R")
&g...
Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:
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You're using the dequeueReusableCellWithIdentifier:forIndexPath: method. The documentation for that method says this:
Important: You must register a class or nib file using the registerNib:forCellReuseIdentifier: or registerClass:forCellReuseIdentifier: method befo...
Quicksort: Choosing the pivot
...e middle element would also be acceptable in the majority of cases.
Also, if you are implementing this yourself, there are versions of the algorithm that work in-place (i.e. without creating two new lists and then concatenating them).
...
mongoDB/mongoose: unique if not null
I was wondering if there is way to force a unique collection entry but only if entry is not null .
e
Sample schema:
4 Answ...
JSLint says “missing radix parameter”
...t(string, radix)
For decimal -
parseInt(id.substring(id.length - 1), 10)
If the radix parameter is omitted, JavaScript assumes the following:
If the string begins with "0x", the radix is 16 (hexadecimal)
If the string begins with "0", the radix is 8 (octal). This feature is deprecated
If the stri...
What are static factory methods?
...o we use a static factory method getDbConnection that creates a connection if we're below the limit. Otherwise, it tries to provide a "spare" connection, failing with an exception if there are none.
public class DbConnection{
private static final int MAX_CONNS = 100;
private static int total...