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Do spurious wakeups in Java actually happen?
...hread_cond_wait() function in Linux is implemented using the futex system call. Each blocking system call on Linux returns abruptly with EINTR when the process receives a signal. ... pthread_cond_wait() can't restart the waiting because it may miss a real wakeup in the little time it was outside the...
Detect if device is iOS
... are changed and differentiating between iPad and MacOS seems possible, so all answers below needs to take that into account now.
This might be the shortest alternative that also covers iOS 13:
function iOS() {
return [
'iPad Simulator',
'iPhone Simulator',
'iPod Simulator',
'iPad'...
Search for all files in project containing the text 'querystring' in Eclipse
...rk in Dreamweaver and Eclipse when developing. I think Dreamweaver has a really nice search where you can search for text within all files of your current project.
...
When to use CouchDB over MongoDB and vice versa
...ta changes too much, filling up disks.
CouchDB : For accumulating, occasionally changing data, on which pre-defined queries are to be run. Places where versioning is important.
A recent (Feb 2012) and more comprehensive comparison by Riyad Kalla,
MongoDB : Master-Slave Replication ONLY
CouchDB ...
Django connection to PostgreSQL: “Peer authentication failed”
... is set up to deny ordinary users from connecting through UNIX sockets but allows them over TCP/IP from localhost.
– Jim Garrison
May 1 '13 at 1:05
3
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How can you speed up Eclipse?
...nds, in Kepler SR2 (4.3.2) in 7 seconds and in Luna (4.4.0) in 10 seconds. All are Java EE bundles. Newer versions have more bundled plugins, but still the trend is obvious. (by "same" workspace I mean: same (additionally installed) plugins used, same projects checked out from version control).
La...
How do I find an element that contains specific text in Selenium Webdriver (Python)?
... Thanks... so that helps distinguish inner from outer, but that actually works fine with xpath, I was only having that problem iterating through all the divs. My problem with xpath is I can't figure out how to make it case-insensitive?
– josh
Sep 7 '12 ...
How do you sort a list in Jinja2?
...ilter allows you to specify an attribute to sort by:
{% for movie in movie_list|sort(attribute='rating') %}
See http://jinja.pocoo.org/docs/templates/#sort
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String representation of an Enum
... the the "enum member" fields doesn't throw a NullReferenceException when calling the instance constructor, be sure to put the Dictionary field before the "enum member" fields in your class. This is because static field initialisers are called in declaration order, and before the static constructor,...
Is there a W3C valid way to disable autocomplete in a HTML form?
...complete", "off" ); someFormElm.setAttribute( "autocomplete", "off" );
Finally, if your site is using HTTPS, IE automatically turns off autocompletion (as do some other browsers, as far as I know).
Update
As this answer still gets quite a few upvotes, I just wanted to point out that in HTML5, you...