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Chrome extension: force popup.html to close
...you point me to some code that illustrates this?
– Sridhar Sarnobat
Aug 21 '16 at 21:37
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psql: could not connect to server: No such file or directory (Mac OS X)
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WARNING: If you delete postmaster.pid without making sure there are really no postgres processes running you, could permanently corrupt your database. (PostgreSQL should delete it automatically if the postmaster has exited.).
SOLUTION: This fixed the issue--I...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...mplements Runnable {
private int c = 0;
public static void main(String[] args) {
new SynchTest().test();
}
public void test() {
// Create the object with the run() method
Runnable runnable = new SynchTest();
Runnable runnable2 = new SynchTest();
...
Why does git diff on Windows warn that the “terminal is not fully functional”?
...tem environment variables.
http://code.google.com/p/msysgit/issues/detail?id=184
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How to generate controller inside namespace in rails
...ve namespace admin in controller, and I want to generate a controller inside of the admin folder. How can i do it with a Rails command?
...
Is the practice of returning a C++ reference variable evil?
...itive. Ever tried to increment the count of a value stored in a HashMap<String,Integer> in Java? :P
– Mehrdad Afshari
Oct 20 '11 at 7:29
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How to Vertical align elements in a div?
... elements) can be vertically aligned in their context via vertical-align: middle. However, the “context” isn’t the whole parent container height, it’s the height of the text line they’re in. jsfiddle example
For block elements, vertical alignment is harder and strongly depends on the speci...
Multiline comment in PowerShell
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
What is the correct MIME type to use for an RSS feed?
...y important that the community get its act together and decide what Media-type to use and start using it". Today: see my answer below for evidence that pretty much all popular feeds use text/xml.
– Kai Carver
Apr 19 '16 at 3:54
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How to use DISTINCT and ORDER BY in same SELECT statement?
...t what we want, so both the SQL standard, and all reasonable databases forbid this usage.
Workarounds
It can be emulated with standard syntax as follows
SELECT Category
FROM (
SELECT Category, MAX(CreationDate) AS CreationDate
FROM MonitoringJob
GROUP BY Category
) t
ORDER BY CreationDate D...