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Getting “Warning! PATH is not properly set up” when doing rvm use 2.0.0 --default
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I was stuck after I uninstalled rvm with
rvm implode
then after reinstalling rvm it received the same error message.
After looking through wayne seguin's git hub page. He lists tools on his page and recommended using
rvm reset
after an inst...
Install gitk on Mac
Does anyone know how to install gitk on Mac?
13 Answers
13
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Environment variables in Mac OS X
...:want
launchctl setenv PATH $PATH
Environment variables are not automatically updated in running applications. You will need to relaunch applications to get the updated environment variables (although you can just set variables in your shell, e.g. PATH=whatever:you:want; there's no need to relaunc...
C++ cout hex values?
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This seems to change all future output from cout to hex; so if you only want 'a' to be printed in hex you may want something like cout << hex << a << dec; to change it back.
– ShreevatsaR
M...
How to prune local tracking branches that do not exist on remote anymore
...getting the first column of that output which will be the branch name. Finally passing all the branch names into the delete branch command.
Since it is using the -d option, it will not delete branches that have not been merged into the branch that you are on when you run this command.
Also remember...
How to use “not” in xpath?
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is there a way to say grab all the <p> tags but not the <a> tag inside them? imagine something like <p>text text<a class="x">TEXT</a>text text</p> . i want all the text in p but not the TEXT in a. is that possible wi...
Reading a resource file from within jar
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I had this problem before and I made fallback way for loading. Basically first way work within .jar file and second way works within eclipse or other IDE.
public class MyClass {
public static InputStream accessFile() {
String resource = "my-file-loc...
What's the difference between equal?, eql?, ===, and ==?
...nd the difference between these four methods. I know by default that == calls the method equal? which returns true when both operands refer to exactly the same object.
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Searching subversion history (full text)
... a way to perform a full text search of a subversion repository, including all the history?
16 Answers
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Default value of a type at Runtime [duplicate]
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There's really only two possibilities: null for reference types and new myType() for value types (which corresponds to 0 for int, float, etc) So you really only need to account for two cases:
object GetDefaultValue(Type t)
{
if (t...