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Reload django object from database
...@Yunti You can defer fields, or explicitly ask for only a subset of fields and the resulting object will be only partially populated. refresh_from_db will only update such already populated fields.
– 301_Moved_Permanently
Jan 16 '19 at 16:37
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How to match “any character” in regular expression?
...
There are lots of sophisticated regex testing and development tools, but if you just want a simple test harness in Java, here's one for you to play with:
String[] tests = {
"AAA123",
"ABCDEFGH123",
"XXXX123",
"XYZ123ABC",
"123...
github markdown colspan
... I understood that Pipes are ether optional at the beginning and the end, or none of them. Maybe should you add one at the end of this lines?
– Sandburg
Mar 22 '19 at 13:36
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Read user input inside a loop
...;0
BTW, if you really are using cat this way, replace it with a redirect and things become even easier:
while read line; do
read -u 3 input
echo "$input"
done 3<&0 <notify-finished
Or, you can swap stdin and unit 3 in that version -- read the file with unit 3, and just leave s...
What is the method for converting radians to degrees?
I run into this occasionally and always forget how to do it.
12 Answers
12
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How to use FormData for AJAX file upload?
This is my HTML which I'm generating dynamically using drag and drop functionality.
9 Answers
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Uses of content-disposition in an HTTP response header
...ity concerns.
The authority on the content-disposition header is RFC 1806 and RFC 2183. People have also devised content-disposition hacking. It is important to note that the content-disposition header is not part of the HTTP 1.1 standard.
The HTTP 1.1 Standard (RFC 2616) also mentions the possibl...
How do you use gcc to generate assembly code in Intel syntax?
...um where someone claimed it worked for them.
I just tried this on the mac and it failed, so I looked in my man page:
-masm=dialect
Output asm instructions using selected dialect. Supported choices
are intel or att (the default one). Darwin does not support intel.
It may work o...
How to change value of process.env.PORT in node.js?
...ode -> simply use a space to use more than one variable on the same command
– p4bloch
Nov 18 '15 at 21:59
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Which version of PostgreSQL am I running?
I'm in a corporate environment (running Debian Linux) and didn't install it myself. I access the databases using Navicat or phpPgAdmin (if that helps). I also don't have shell access to the server running the database.
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