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List of tables, db schema, dump etc using the Python sqlite3 API
...
You can fetch the list of tables and schemata by querying the SQLITE_MASTER table:
sqlite> .tab
job snmptarget t1 t2 t3
sqlite> select name from sqlite_master where type = 'table';
job
t1
t2
snmptarget
t3
sqlite> .schema job
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Regular Expression For Duplicate Words
... input = input.replaceAll(m.group(0), m.group(1));
}
Sample Input : Goodbye goodbye GooDbYe
Sample Output : Goodbye
Explanation:
The regex expression:
\b : Start of a word boundary
\w+ : Any number of word characters
(\s+\1\b)* : Any number of space followed by word which matches the prev...
Check variable equality against a list of values
...u can use the includes method. It's the cleanest way I've seen. (Supported by all major browsers, except IE (Polyfill is in the link)
if([1,3,12].includes(foo)) {
// ...
}
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Get the device width in javascript
..."large", or "mobile", etc depending on what the content property is set to by the media query.
Act on the current value.
Now you can act on same breakpoint names as you do in sass, e.g. sass: @include respond-to(xs), and js if ($breakpoint = "xs) {}.
What I especially like about this is that I ca...
Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:
... The last line of this answer is golden: I've been bitten more than once by using dequeueReusableCellWithIdentifier:forIndexPath: when I should've been using dequeueReusableCellWithIdentifier:.
– ele
Feb 28 '13 at 16:55
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Remove CSS from a Div using JQuery
...und-* property set otherwise (thru classes, for instance) they get cleared by this. I had to deal with this specific issue in our product.
– Dave Van den Eynde
Jul 14 '11 at 20:04
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Set NOW() as Default Value for datetime datatype?
...W
SET NEW.datetimefield = NOW()
it should work for updates too
Answers by Johan & Leonardo involve converting to a timestamp field. Although this is probably ok for the use case presented in the question (storing RegisterDate and LastVisitDate), it is not a universal solution. See datetime v...
Best way to give a variable a default value (simulate Perl ||, ||= )
...he first line would return an empty string, but we could return "john doe" by using $_GET['name'] ? $_GET['name'] : 'john doe'.
– VPhantom
May 20 at 18:33
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Display back button on action bar
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Thanks for your help. By using manifest, it was not working but using the code it is working
– santosh devnath
Sep 18 '18 at 13:06
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How do I convert a IPython Notebook into a Python file via commandline?
... bit of a hack, you can even call the above command in an IPython notebook by pre-pending ! (used for any command line argument). Inside a notebook:
!jupyter nbconvert --to script config_template.ipynb
Before --to script was added, the option was --to python or --to=python, but it was renamed in ...