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How to check if any flags of a flag combination are set?
Let's say I have this enum:
16 Answers
16
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Permanently add a directory to PYTHONPATH?
...pend , the new directory will be added. However, once I close python, the list will revert to the previous (default?) values. How do I permanently add a directory to PYTHONPATH ?
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What does “Git push non-fast-forward updates were rejected” mean?
...s a nice section called "Dealing with “non-fast-forward” errors"
This error can be a bit overwhelming at first, do not fear.
Simply put, git cannot make the change on the remote without losing commits, so it refuses the push.
Usually this is caused by another user pushing to the same bra...
Url.Action parameters?
In listing controller I have,
4 Answers
4
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Pandas conditional creation of a series/dataframe column
...ample,
import pandas as pd
import numpy as np
df = pd.DataFrame({'Type':list('ABBC'), 'Set':list('ZZXY')})
df['color'] = np.where(df['Set']=='Z', 'green', 'red')
print(df)
yields
Set Type color
0 Z A green
1 Z B green
2 X B red
3 Y C red
If you have more than ...
Why does this assert throw a format exception when comparing structures?
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I've got it. And yes, it's a bug.
The problem is that there are two levels of string.Format going on here.
The first level of formatting is something like:
string template = string.Format("Expected: {0}; Actual: {1}; Message: {2}",
exp...
multiple packages in context:component-scan, spring config
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The following approach is correct:
<context:component-scan base-package="x.y.z.service, x.y.z.controller" />
Note that the error complains about x.y.z.dao.daoservice.LoginDAO, which is not in the packages mentioned above, perhaps you forg...
Disable Logback in SpringBoot
...ingboot autoconfigures itself to use Logback with Tomcat. I would like to disable this and use the one I provide in my classpath.
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Using LINQ to remove elements from a List
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Well, it would be easier to exclude them in the first place:
authorsList = authorsList.Where(x => x.FirstName != "Bob").ToList();
However, that would just change the value of authorsList instead of removing the authors from the previous collection. Alternatively, you can use RemoveAll:
a...
Get element inside element by class and ID - JavaScript
... I've dabbled in JavaScript before, but the most useful thing I've written is a CSS style-switcher. So I'm somewhat new to this. Let's say I have HTML code like this:
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