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Is modern C++ becoming more prevalent? [closed]
...ou're comfortable writing regular for loops, changing to use std::for_each doesn't buy you much except the warm fuzzy feeling that you're doing things the "modern" way.
Now, we have instructors and book writers who have been using the whole of C++, and getting their instructions from that perspecti...
Reverse / invert a dictionary mapping
... should not be relied upon. There is no guarantee it will stay that way so don't write code relying on Dict having the same behavior as OrderedDict.
– Mattias
Aug 26 '18 at 17:44
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Creating a zero-filled pandas data frame
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Note that you may run into int/float issue if you will be doing something like d.set_value(params) after initializing d to contain 0's. An easy fix is: d = pd.DataFrame(0.0, index=np.arange(len(data)), columns=feature_list).
– ximiki
Aug 29 '17...
Intellij idea cannot resolve anything in maven
...: "detect automatically"
Phase to be...: "process-resources"
Automatically download: "sources" & "documentation"
Use Maven3 to import project
VM options for importer: -Xmx512m
This took me from having a lot of unresolved import statements to having everything resolved. I think the key here ...
Which is better: … or …
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Do you need a type attribute at all? If you're using HTML5, no. Otherwise, yes. HTML 4.01 and XHTML 1.0 specifies the type attribute as required while HTML5 has it as optional, defaulting to text/javascript. HTML5 is now wide...
Case-INsensitive Dictionary with string key-type in C#
...which is case sensitive) but rather to use a case insensitive one. This is done using the appropriate constructor:
var dict = new Dictionary<string, YourClass>(
StringComparer.InvariantCultureIgnoreCase);
The constructor expects an IEqualityComparer which tells the dictionary how to...
Use a LIKE statement on SQL Server XML Datatype
If you have a varchar field you can easily do SELECT * FROM TABLE WHERE ColumnA LIKE '%Test%' to see if that column contains a certain string.
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Using Mockito to mock classes with generic parameters
...which I need to pass into a method that expects a Foo<Bar> . I can do the following easily enough:
7 Answers
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How to Set focus to first text input in a bootstrap modal after shown
...his modal, and this is not happening by default.
So i wrote this code to do it:
16 Answers
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No Exception while type casting with a null in java
...l to any reference type without getting any exception.
The println method does not throw null pointer because it first checks whether the object is null or not. If null then it simply prints the string "null". Otherwise it will call the toString method of that object.
Adding more details: Internal...