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How can I put a database under git (version control)?
...n't have somethiing 'central'. Again, Liquibase files are just plan text XML-ish files, with a stack of commands to execute against a given DB (or set of). Chances are 99% of all projects would have 0 issues following this in practice, even with DVCS's.
– zie
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Concatenating Files And Insert New Line In Between Files
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In python, this concatenates with blank lines between files (the , suppresses adding an extra trailing blank line):
print '\n'.join(open(f).read() for f in filenames),
Here is the ugly python one-liner that can be called from...
Regex: match everything but specific pattern
...ny languages, use \A to define the unambiguous start of string, and \z (in Python, it is \Z, in JavaScript, $ is OK) to define the very end of the string.
Dot note: In many flavors (but not POSIX, TRE, TCL), . matches any char but a newline char. Make sure you use a corresponding DOTALL modifier (/s...
What does it mean when an HTTP request returns status code 0?
What does it mean when JavaScript network calls such as fetch or XMLHttpRequest, or any other type of HTTP network request, fail with an HTTP status code of 0?
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Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
...lt;/AllowedMethod> to the CORS policy of the S3 Bucket.
Example:
<?xml version="1.0" encoding="UTF-8"?>
<CORSConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
<CORSRule>
<AllowedOrigin>*</AllowedOrigin>
<AllowedMethod>GET</AllowedMetho...
JAX-RS — How to return JSON and HTTP status code together?
...umented in the existing answers (i.e. when you are using auto-magical JSON/XML serialization using JAXB, and you want to return an object to be serialized, but also a status code different than the default 200).
So let me try and enumerate the different use cases and the solutions for each one:
1....
Reusable library to get human readable version of file size?
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Note that when using Python 3, zip returns an iterator, so you need to wrap it with list(). unit_list = list(zip(['bytes', 'kB', 'MB', 'GB', 'TB', 'PB'], [0, 0, 1, 2, 2, 2]))
– donarb
Feb 21 '18 at 21:46
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Android: I am unable to have ViewPager WRAP_CONTENT
...ent view/page. But I didn't need that.
You can use this ViewPager in yout XML layouts just like the original ViewPager:
<view
android:layout_width="match_parent"
android:layout_height="wrap_content"
class="de.cybergen.ui.layout.WrapContentHeightViewPager"
android:id="@+id/wrapCo...
Get selected subcommand with argparse
When I use subcommands with python argparse, I can get the selected arguments.
2 Answers
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How can I generate a unique ID in Python? [duplicate]
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You might want Python's UUID functions:
21.15. uuid — UUID objects according to RFC 4122
eg:
import uuid
print uuid.uuid4()
7d529dd4-548b-4258-aa8e-23e34dc8d43d
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