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How add context menu item to Windows Explorer for folders [closed]
I have found out how to add right-click context menu items to files on Windows Explorer, by adding keys to the registry. I.e. I can right-click on a file in Explorer and run a custom app against that file.
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Why are flag enums usually defined with hexadecimal values
A lot of times I see flag enum declarations that use hexadecimal values. For example:
6 Answers
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Rails 2.3-style plugins and deprecation warnings running task in Heroku
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Are you using Heroku?
Heroku will inject plugins in Rails 3.x applications ..
To avoid this
injection in Rails 3, include the rails_12factor gem in your
application. (Heroku Ruby Support 2013-10-26)
The rails_12factor gem is also required in rails 4.
If this gem is not pre...
How can I check if a single character appears in a string?
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You can use string.indexOf('a').
If the char a is present in string :
it returns the the index of the first occurrence of the character in
the character sequence represented by this object, or -1 if the
character does not occur.
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How to install PyQt4 on Windows using pip?
...base underlying the python interface it provides you, it can be more complex to build than just a pure python code package, which means it can be hard to install it from source.
Make sure you grab the correct Windows wheel file (python version, 32/64 bit), and then use pip to install it - e.g:
C:\...
What does $@ mean in a shell script?
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teaching.idallen.com/dat2330/04f/notes/shell_variables.txt Check this out.
– Har
Apr 3 '12 at 14:13
7
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C++ Best way to get integer division and remainder
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On x86 the remainder is a by-product of the division itself so any half-decent compiler should be able to just use it (and not perform a div again). This is probably done on other architectures too.
Instruction: DIV src
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Please enter a commit message to explain why this merge is necessary, especially if it merges an upd
...yone, the way you remember this is that "i" is for "insert", "esc" is the exit the insertion, and ":wq" is just "write" and "quit".
– Josh Beam
May 20 '15 at 22:17
91
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Setting an object to null vs Dispose()
I am fascinated by the way the CLR and GC works (I'm working on expanding my knowledge on this by reading CLR via C#, Jon Skeet's books/posts, and more).
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How to convert a Java 8 Stream to an Array?
...es in an integer (the size) as argument, and returns a String[], which is exactly what (one of the overloads of) new String[] does.
You could also write your own IntFunction:
Stream<String> stringStream = ...;
String[] stringArray = stringStream.toArray(size -> new String[size]);
The pu...