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How to export table as CSV with headings on Postgresql?
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For v9.5, the command is now COPY products_273 TO '/tmp/products_199.csv' WITH (FORMAT CSV, HEADER);
– Shubham Goyal
Apr 20 '16 at 10:02
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How do I remove a property from a JavaScript object?
...d values. The delete operator is used to remove these keys, more commonly known as object properties, one at a time.
var obj = {
myProperty: 1
}
console.log(obj.hasOwnProperty('myProperty')) // true
delete obj.myProperty
console.log(obj.hasOwnProperty('myProperty')) // false
T...
Regex Email validation
...s that are being issued, as you can have TLD's with more than 3 characters now.
– AaronLS
Jul 22 '13 at 19:04
This reg...
Reading specific lines only
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linecache now appears to only work for python source files
– Paul H
Oct 11 '17 at 17:32
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python setup.py uninstall
...d also undo any other stuff that installation did manually.
If you don't know the list of all files, you can reinstall it with the --record option, and take a look at the list this produces.
To record a list of installed files, you can use:
python setup.py install --record files.txt
Once you wa...
Email Address Validation in Android on EditText [duplicate]
...([a-zA-Z]+[\\w-]+\\.)+[a-zA-Z]{2,4})$").matcher(email).matches();
}
Now check with String of EditText:
if(isValidEmailId(edtEmailId.getText().toString().trim())){
Toast.makeText(getApplicationContext(), "Valid Email Address.", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(get...
Modifying location.hash without page scrolling
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It would be useful to know which browsers need step 2 here.
– djc
Nov 5 '10 at 9:51
1
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Create a branch in Git from another branch
...e branch off dev. Do your work and then
$ git commit -am "Your message"
Now merge your changes to dev without a fast-forward
$ git checkout dev
$ git merge --no-ff myFeature
Now push changes to the server
$ git push origin dev
$ git push origin myFeature
And you'll see it how you want it.
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How to smooth a curve in the right way?
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@TimKuipers I tried this but get an error because now the x parameter has only size 2 (the scipy function does not seem to look "deeper" to see that this is actually a tuple of arrays each of size m, for m data points)
– Chris K
Apr 16 ...
How to customize user profile when using django-allauth
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@pennsesr's answer has now been edited to use signup instead of save.
– Flimm
Sep 1 '17 at 15:29
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