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How to capture the browser window close event?
...
For a cross-browser solution (tested in Chrome 21, IE9, FF15), consider using the following code, which is a slightly tweaked version of Slaks' code:
var inFormOrLink;
$('a').live('click', function() { inFormOrLink = true; });
$('form').bind('submit', fu...
How to determine an object's class?
...xception).
Possible ways summarized
Let's summarize the possible ways to test if an object obj is an instance of type C:
// Method #1
if (obj instanceof C)
;
// Method #2
if (C.class.isInstance(obj))
;
// Method #3
if (C.class.isAssignableFrom(obj.getClass()))
;
// Method #4
try {
...
How to check whether a string is a valid HTTP URL?
...
Try this to validate HTTP URLs (uriName is the URI you want to test):
Uri uriResult;
bool result = Uri.TryCreate(uriName, UriKind.Absolute, out uriResult)
&& uriResult.Scheme == Uri.UriSchemeHttp;
Or, if you want to accept both HTTP and HTTPS URLs as valid (per J0e3gan's ...
Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile
...to local maven repository (could in your user's home directory under /.m2)
test – unit tests are run
package – compiled sources are packaged into archive (JAR by default)
The 1.6 under tag refers to JDK version.
We need to ensure that proper jdk version in our dev environment or change the val...
How to add 'ON DELETE CASCADE' in ALTER TABLE statement
...
Just tested in SqlServer, but possible you have to chance go with semi-colon as in postgres and SqlServer itself. But the remain core codes are sql standar. Test with semi-colons, I just changed it
– David Si...
Clear terminal in Python [duplicate]
...d work fine
else: #Linux and Mac
print("\033c", end="")
jamesnotjim tested print("\033c", end="") for Mac, and I tested it on Linux and Windows (it doesn't work for Windows, hence the other code that calls cls). I don't remember who it was I first saw use print("\033c") and/or the printf vers...
PreparedStatement with list of parameters in a IN clause [duplicate]
....size(); i++ ) {
builder.append("?,");
}
String stmt = "select * from test where field in ("
+ builder.deleteCharAt( builder.length() -1 ).toString() + ")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleValue ) {
pstm...
Standard alternative to GCC's ##__VA_ARGS__ trick?
..., a8, a9, a10, ...) a10
int
main(int argc, char *argv[])
{
BAR("first test");
BAR("second test: %s", "a string");
return 0;
}
This same trick is used to:
count the number of arguments
expand differently depending on the number of arguments
append to __VA_ARGS__
Explanation
The st...
How to get C# Enum description from value? [duplicate]
...
@tom: It may not be in the latest "released" version, but it's in the source: code.google.com/p/unconstrained-melody/source/browse/trunk/…
– Jon Skeet
Sep 14 '13 at 8:15
...
Google Analytics - Failed to load resource: http://www.google-analytics.com/ga.js
...mpletely blocking the GA, GTM and all awesome Google stuff... even the MVT test (A/B tests) won't work if you use experiment in GA. I cannot understand why is good for the people (eventually the filer list maintainers)... A common user won't configure the white list and any other settings... they wi...