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Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
...date the null values at the django shell. If you're looking for something more formal and testable, it depends on what versions you're using. If you use south, see: south.readthedocs.org/en/latest/tutorial/part3.html and if you use django's migrations, see the "data migrations" section here: docs....
how to get GET and POST variables with JQuery?
... 5 or higher to use the built-in json_encode function.
Update: Here's a more generic implementation:
function getQueryParams(qs) {
qs = qs.split("+").join(" ");
var params = {},
tokens,
re = /[?&]?([^=]+)=([^&]*)/g;
while (tokens = re.exec(qs)) {
para...
The 'packages' element is not declared
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what's data-reactid attribute in html?
...ement instead, so client rendered markup won't include these attributes anymore.
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Rails bundle install production only
...pp. I know this has been said but when I thought about it this way it made more sense to me.
– jaydel
Jul 14 '16 at 15:00
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Modifying a query string without reloading the page
... that it requires modern browsers that can process HTML5 History API.
For more information:
http://diveintohtml5.info/history.html
https://developer.mozilla.org/en-US/docs/Web/Guide/API/DOM/Manipulating_the_browser_history
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How to get the unique ID of an object which overrides hashCode()?
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Let me guess: it's not unique, when you have more than 2**32 objects in same JVM? ;) Can you point me to some place, where the non-uniqueness it is described? Thanx!
– ivan_ivanovich_ivanoff
May 26 '09 at 10:10
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What does the property “Nonatomic” mean?
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I like this answer - less confusing, simpler and more complete that those found elsewhere!
– PapillonUK
Apr 24 '11 at 20:46
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How to check if DST (Daylight Saving Time) is in effect, and if so, the offset?
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instanceof Vs getClass( )
...rwise you can get into tricky symmetry problems. On the other hand, that's more usually useful for comparing that two objects are of the same class than of one specific class.
Otherwise, use instanceof. Note that with getClass() you will need to ensure you have a non-null reference to start with, o...