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How do I do a not equal in Django queryset filtering?
... I've never used them but it seems they can be negated and combined much like normal python expressions.
Update: I Just tried it out, it seems to work pretty well:
>>> from myapp.models import Entry
>>> from django.db.models import Q
>>> Entry.objects.filter(~Q(id = 3))
...
PDO mysql: How to know if insert was successful
...e on success. There is also PDOStatement->errorCode() which you can check for errors.
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Javascript - Track mouse position
I am hoping to track the position of the mouse cursor, periodically every t mseconds. So essentially, when a page loads - this tracker should start and for (say) every 100 ms, I should get the new value of posX and posY and print it out in the form.
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.NET - How can you split a “caps” delimited string into an array?
...answered Sep 30 '08 at 22:59
Markus JarderotMarkus Jarderot
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Populate XDocument from String
I'm working on a little something and I am trying to figure out whether I can load an XDocument from a string. XDocument.Load() seems to take the string passed to it as a path to a physical XML file.
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How to send HTTP request in java? [duplicate]
...onnection.
Example (from here), with improvements. Included in case of link rot:
public static String executePost(String targetURL, String urlParameters) {
HttpURLConnection connection = null;
try {
//Create connection
URL url = new URL(targetURL);
connection = (HttpURLConnection)...
Codesign error: Provisioning profile cannot be found after deleting expired profile
Tried to rebuild an app that was working just yesterday. Got a message that a profile had expired, so I removed it from the iPod and from iTunes. When I chose a new profile (one with an * in the identifier), I now get an error:
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What does it mean to “program to an interface”?
...n of control and so on. There are some fairly heady discussions, so I'd like to take the opportunity to break things down a bit for understanding why an interface is useful.
When I first started getting exposed to interfaces, I too was confused about their relevance. I didn't understand why you n...
Set 4 Space Indent in Emacs in Text Mode
...tain only one such instance.
;; If there is more than one, they won't work right.
'(tab-stop-list (quote (4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100 104 108 112 116 120))))
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Is there a way to override class variables in Java?
The function doIt will print "dad". Is there a way to make it print "son"?
17 Answers
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