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MySQL query String contains
...ve been trying to figure out how I can make a query with MySQL that checks if the value (string $haystack ) in a certain column contains certain data (string $needle ), like this:
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adding noise to a signal in python
...want to generate noise to give us a desired SNR.
While noise can come in different flavors depending on what you are modeling, a good start (especially for this radio telescope example) is Additive White Gaussian Noise (AWGN). As stated in the previous answers, to model AWGN you need to add a zero-...
Make a link in the Android browser start up my app?
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agree with @LambergaR. Now we need to find out a way to make a link in an email work in 3 platforms (BB, iphone, Android)
– Maragues
Oct 19 '11 at 13:33
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Python json.loads shows ValueError: Extra data
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ValueError: Extra data: line 1 column 3 - line 1 column 5 (char 2 - 4)
If you want to dump multiple dictionaries, wrap them in a list, dump the list (instead of dumping dictionaries multiple times)
>>> dict1 = {}
>>> dict2 = {}
>>> json.dumps([dict1, dict2])
'[{}, {}]...
Get value from SimpleXMLElement Object
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Just noticed if you json_encode the xml object and then json_decode it you get a nested stdObject to deal with, quite handy for when you're being lazy & working with simple structures :D
– Louis
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Get Character value from KeyCode in JavaScript… then trim
This is what I have now:
10 Answers
10
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Removing Data From ElasticSearch
...ut the document ID like so -
curl -XDELETE localhost:9200/shop/product
If you wish to delete an index -
curl -XDELETE localhost:9200/shop
If you wish to delete more than one index that follows a certain naming convention (note the *, a wildcard), -
curl -XDELETE localhost:9200/.mar*
Visua...
When should I use GET or POST method? What's the difference between them?
What's the difference when using GET or POST method? Which one is more secure? What are (dis)advantages of each of them?
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How to set default value for form field in Symfony2?
...ersonally.
Set Data before build form
In the constructors / service, you know if you have a new entity or if it was populated from the db. It's plausible therefore to call set data on the different fields when you grab a new entity. E.g.
if( ! $entity->isFromDB() ) {
$entity->setBar('d...
Where can I set environment variables that crontab will use?
...$base
fi
exec $cmd ${@:+"$@"}
(Written using an older coding standard - nowadays, I'd use a shebang '#!' at the start.)
The '~/.cronfile' is a variation on my profile for use by cron - rigorously non-interactive and no echoing for the sake of being noisy. You could arrange to execute the .profi...