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How to check whether a file or directory exists?
I want to check the existence of file ./conf/app.ini in my Go code,
but I can't find a good way to do that.
5 Answers
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When applying a patch is there any way to resolve conflicts?
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phuclv
23.1k1111 gold badges8787 silver badges317317 bronze badges
answered Jun 6 '13 at 18:00
g19fanaticg19fana...
Are GUID collisions possible?
I'm working on a database in SQL Server 2000 that uses a GUID for each user that uses the app it's tied to. Somehow, two users ended up with the same GUID. I know that microsoft uses an algorithm to generate a random GUID that has an extremely low chance of causing collisons, but is a collision stil...
Type hinting a collection of a specified type
...ed Feb 27 '18 at 20:32
Stevoisiak
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answered Aug 15 '14 at 2:37
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What is the “right” way to iterate through an array in Ruby?
...; 1
C => 2
I'm not quite sure from your question which one you are looking for.
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Check if object is file-like in Python
File-like objects are objects in Python that behave like a real file, e.g. have a read() and a write method(), but have a different implementation. It is and realization of the Duck Typing concept.
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How to detect DIV's dimension changed?
...ments may be re-positioned, and the dimension of the div may change. I'm asking if it is possible to hook the div's dimension change event? and How to do that? I currently bind the callback function to the jQuery resize event on the target DIV, however, no console log is outputted, see below:
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Plot a bar using matplotlib using a dictionary
... lines by first plotting the bar chart and then setting the appropriate ticks:
import matplotlib.pyplot as plt
D = {u'Label1':26, u'Label2': 17, u'Label3':30}
plt.bar(range(len(D)), list(D.values()), align='center')
plt.xticks(range(len(D)), list(D.keys()))
# # for python 2.x:
# plt.bar(range(len...
“Could not find bundler” error
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Make sure you're entering "bundle" update, if you have the bundler gem installed.
bundle update
If you don't have bundler installed, do gem install bundler.
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How to Create Deterministic Guids
...ith other name-based UUIDs.
There's no native support in the .NET Framework for creating these, but I posted code on GitHub that implements the algorithm. It can be used as follows:
Guid guid = GuidUtility.Create(GuidUtility.UrlNamespace, filePath);
To reduce the risk of collisions with other GU...