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How can I count occurrences with groupBy?
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I think you're just looking for the overload which takes another Collector to specify what to do with each group... and then Collectors.counting() to do the counting:
import java.util.*;
import java.util.stream.*;
class Test {
public static void ma...
How to disable copy/paste from/to EditText
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If you are using API level 11 or above then you can stop copy,paste,cut and custom context menus from appearing by.
edittext.setCustomSelectionActionModeCallback(new ActionMode.Callback() {
public boolean onPrepareActionMode(ActionMode mode,...
Remove all special characters except space from a string using JavaScript
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It need some tweak, it didn't remove / or - characters and the first character of camelCase supposed to be in lower case, but this one in uppercase.
– Sansun
Mar 6 at 13:12
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Git: fatal: Pathspec is in submodule
...m trying to get TravisCI to automatically deploy my Hakyll static site, according to this guide .
5 Answers
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Differences between Oracle JDK and OpenJDK
Are there any crucial differences between Oracle and OpenJDK?
11 Answers
11
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How can I remove the top and right axis in matplotlib?
...is the suggested Matplotlib 3 solution from the official website HERE:
import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0, 2*np.pi, 100)
y = np.sin(x)
ax = plt.subplot(111)
ax.plot(x, y)
# Hide the right and top spines
ax.spines['right'].set_visible(False)
ax.spines['top'].set_...
How can I catch a 404?
... specifically HttpStatusCode.NotFound
Something like:
HttpWebResponse errorResponse = we.Response as HttpWebResponse;
if (errorResponse.StatusCode == HttpStatusCode.NotFound) {
//
}
Where
we is a WebException.
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How do you divide each element in a list by an int?
...n:
myList = [10,20,30,40,50,60,70,80,90]
myInt = 10
newList = [x / myInt for x in myList]
or, if you need to maintain the reference to the original list:
myList[:] = [x / myInt for x in myList]
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The specified type member 'Date' is not supported in LINQ to Entities Exception
...value. It looks as if Convert.ToDateTime(rule.data).Date is causing the error.
Calling Date on a DateTime property also cannot be translated to SQL, so a workaround is to compare the .Year .Month and .Day properties which can be translated to LINQ since they are only integers.
var ruleDate = Conv...
How can I comment a single line in XML?
...he comment end automatically on a linebreak.
XML has only one definition for a comment:
'<!--' ((Char - '-') | ('-' (Char - '-')))* '-->'
XML forbids -- in comments to maintain compatibility with SGML.
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