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Store a closure as a variable in Swift
In Objective-C, you can define a block's input and output, store one of those blocks that's passed in to a method, then use that block later:
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How to continue a task when Fabric receives an error
...everal remote servers, if the task runs on server one and exits with an error, Fabric will stop and abort the task. But I want to make fabric ignore the error and run the task on the next server. How can I make it do this?
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Is it worth using Python's re.compile?
Is there any benefit in using compile for regular expressions in Python?
26 Answers
26...
Anything wrong with NOT signing a .NET assembly?
... than unsigned assemblies, as they must be cryptographically verified.
In order to sign an assembly, any assemblies it depends upon must also be signed. My guess is that this contributes to your colleague's desire to sign everything -- the compiler is demanding it.
EDIT Since writing this answe...
Java unchecked: unchecked generic array creation for varargs parameter
... unchecked warnings in my Java code, but I am failing to understand the error on the following lines:
2 Answers
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How to get WordPress post featured image URL
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Check the code below and let me know if it works for you.
<?php if (has_post_thumbnail( $post->ID ) ): ?>
<?php $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'single-post-thumbnail' ); ?>
<div id="custom-bg" style="...
Unexpected Caching of AJAX results in IE8
I'm having a serious issue with Internet Explorer caching results from a JQuery Ajax request.
10 Answers
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Why did Rails4 drop support for “assets” group in the Gemfile
...mpilation-on-demand in production. As Rails 4 doesn't behave like that anymore, it made sense to remove the asset group.
This is explained in more detail in the commit that changed that. I extracted some quotes with the actual answer.
Some gems can be needed (in production) like coffee-rails if you...
How to write header row with csv.DictWriter?
... the writeheader() method now available in 2.7 / 3.2:
from collections import OrderedDict
ordered_fieldnames = OrderedDict([('field1',None),('field2',None)])
with open(outfile,'wb') as fou:
dw = csv.DictWriter(fou, delimiter='\t', fieldnames=ordered_fieldnames)
dw.writeheader()
# contin...
Is it possible to await an event instead of another async method?
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You can use an instance of the SemaphoreSlim Class as a signal:
private SemaphoreSlim signal = new SemaphoreSlim(0, 1);
// set signal in event
signal.Release();
// wait for signal somewhere else
await signal.WaitAsync();
Alternatively, you can use an inst...