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Upgrade Node.js to the latest version on Mac OS
...de.js v0.8.1. But after downloading and installing the latest package file from nodejs.org, I found that system is still using v0.6.16 instead of v0.8.1 when I typed "node -v" in a terminal. Is there any step that I have missed? Or, should I thoroughly uninstall the old version before installing the...
Including all the jars in a directory within the Java classpath
... -jar option. See also: Execute jar file with multiple classpath libraries from command prompt)
Understanding Wildcards
From the Classpath document:
Class path entries can contain the basename wildcard character *, which is considered equivalent to specifying a list of all the files
in the director...
Maven command to determine which settings.xml file Maven is using
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[INFO] Error stacktraces are turned on.
[DEBUG] Reading global settings from c:\....\apache-maven-3.0.3\conf\settings.xml
[DEBUG] Reading user settings from c:\....\.m2\settings.xml
[DEBUG] Using local repository at C:\....\repository
...
(Original directory names are removed by me)
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Correct way to populate an Array with a Range in Ruby
.... But this creates another array inside the array, I simply want the range from 2 to 25. Yet if I try order << (2.25) I get the error can't convert Range into Integer.
– kakubei
Nov 10 '11 at 14:29
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Delete directory with files in it?
...n to get the folder list. Just make sure you filter the '.' and '..' files from the result list.
– Joshua - Pendo
Jun 18 '12 at 17:23
26
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Hibernate lazy-load application design
...ular operation, you need to express your intentions to Hibernate somehow.
From this point of view, solutions that express these intentions explicitly (namely, 2, 4 and 7) look reasonable and don't suffer from the lack of transparency.
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How to send a JSON object over Request with Android?
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Sending a json object from Android is easy if you use Apache HTTP Client. Here's a code sample on how to do it. You should create a new thread for network activities so as not to lock up the UI thread.
protected void sendJson(final String ema...
Accessing UI (Main) Thread safely in WPF
... @l46kok This can have different reasons (console app, hosting from winforms etc.). As @WolfgangZiegler said, you can use any UIElement for it. I just usually use Application.Current for it since it looks cleaner to me.
– Botz3000
Jul 24 '12 at 6:51...
Count the number of commits on a Git branch
... of commits on branch in git
but that assumes that the branch was created from master.
12 Answers
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How to represent empty char in Java Character class
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As Character is a class deriving from Object, you can assign null as "instance":
Character myChar = null;
Problem solved ;)
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