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SQLite - UPSERT *not* INSERT or REPLACE
...no-op if the INSERT would violate a uniqueness constraint. UPSERT is not standard SQL. UPSERT in SQLite follows the syntax established by PostgreSQL.
GOOD but tendous: This will update 2 of the columns.
When ID=1 exists, the NAME will be unaffected.
When ID=1 does not exist, the name will be the...
Get epoch for a specific date using Javascript
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You can create a Date object, and call getTime on it:
new Date(2010, 6, 26).getTime() / 1000
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Cannot ping AWS EC2 instance
...cho Request", I got confused by this for a moment.
– Andy
Jul 10 '18 at 15:23
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Access-Control-Allow-Origin error sending a jQuery Post to Google API's
...read a lot for the 'Access-Control-Allow-Origin' error, but I don't understand what I have to fix :(
7 Answers
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How to make PDF file downloadable in HTML link?
...ook</a>
which outputs a custom header, opens the PDF (binary safe) and prints the data to the user's browser, then they can choose to save the PDF despite their browser settings. The pdf_server.php should look like this:
header("Content-Type: application/octet-stream");
$file = $_GET["fil...
How can I parse a YAML file in Python
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The easiest and purest method without relying on C headers is PyYaml (documentation), which can be installed via pip install pyyaml:
#!/usr/bin/env python
import yaml
with open("example.yaml", 'r') as stream:
try:
print(yam...
How to customize ?
...o" />
The CSS for the form control will make it appear invisible and not take up space in the document layout, but will still exist so it can be activated via the label.
If you want to display the user’s chosen path after selection, you can listen for the change event with JavaScript an...
Python 3: ImportError “No Module named Setuptools”
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I installed python3 python3-pip python3-setuptools and it worked. Thanks.
– warchantua
Sep 5 '17 at 10:07
4
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Drawing text to with @font-face does not work at the first time
...ace, the text doesn't show correctly. It doesn't show at all (in Chrome 13 and Firefox 5), or the typeface is wrong (Opera 11). This type of unexpected behavior occurs only at the first drawing with the typeface. After then everything works fine.
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Python and pip, list all versions of a package that's available?
...l the possible versions of it that pip could install? Right now it's trial and error.
16 Answers
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