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Error: The 'brew link' step did not complete successfully
...ocal
would do just fine as mentioned in the brew site troubleshooting
https://github.com/Homebrew/homebrew/wiki/troubleshooting
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How to calculate a logistic sigmoid function in Python?
...note that expit implementation is numerically stable since version 0.14.0: https://github.com/scipy/scipy/issues/3385
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How to construct a timedelta object from a simple string
...g. (2h13m) into a timedelta object.
Modified from virhilo's answer at https://stackoverflow.com/a/4628148/851699
:param time_str: A string identifying a duration. (eg. 2h13m)
:return datetime.timedelta: A datetime.timedelta object
"""
parts = regex.match(time_str)
assert p...
How to check for a valid Base64 encoded string
...lic static bool IsBase64(this string base64String) {
// Credit: oybek https://stackoverflow.com/users/794764/oybek
if (string.IsNullOrEmpty(base64String) || base64String.Length % 4 != 0
|| base64String.Contains(" ") || base64String.Contains("\t") || base64String.Contains("\r") || b...
Pythonic way to combine FOR loop and IF statement
... and use the operator module (that provides functions of most operators).
https://docs.python.org/2/library/operator.html#module-operator
from operator import contains
from functools import partial
print(list(filter(partial(contains, a), xyz)))
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Custom bullet symbol for elements in that is a regular character, and not an image
...Font-awesome provides a great solution out of the box:
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" rel="stylesheet" />
<ul class='fa-ul'>
<li><i class="fa-li fa fa-plus"></i> Lorem ipsum dolor sit amet, consetetur ...
How to check if a specified key exists in a given S3 bucket using Java
...ems there's a new API to check just that. See another answer in this page: https://stackoverflow.com/a/36653034/435605
Original post:
Use errorCode.equals("NoSuchKey")
try {
AmazonS3 s3 = new AmazonS3Client(new ClasspathPropertiesFileCredentialsProvider());
String bucketName = getBucketNa...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
...en:3.5.4-jdk-8-alpine
Overriding Spring Boot's class loader detailed here: https://stackoverflow.com/a/50661649/1228408
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How to bind inverse boolean properties in WPF?
...
I would recommend using https://quickconverter.codeplex.com/
Inverting a boolean is then as simple as:
<Button IsEnabled="{qc:Binding '!$P', P={Binding IsReadOnly}}" />
That speeds the time normally needed to write converters.
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jQuery how to find an element based on a data-attribute value?
...;br />");
}
#bPratik {
font-family: monospace;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div id="bPratik">
<h2>Setup</h2>
<div id="b1" data-prop="val">Data added inline :: data-prop="val"</di...