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Running multiple commands in one line in shell
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You are using | (pipe) to direct the output of a command into another command. What you are looking for is && operator to execute the next command only if the previous one succeeded:
cp /templates/apple /templates/used...
What does -D_XOPEN_SOURCE do/mean?
I recently encountered some code that gcc would not compile without this arg. I checked the gcc man page, but did not find this specific option. I did find XOPEN_SOURCE , but there was little explanation of what it does.
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How to include a child object's child object in Entity Framework 5
I am using Entity Framework 5 code first and ASP.NET MVC 3 .
4 Answers
4
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Reload the path in PowerShell
If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable.
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What is the fastest integer division supporting division by zero no matter what the result is?
Summary:
4 Answers
4
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embedding image in html email
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answered Mar 14 '13 at 3:05
Erwin MayerErwin Mayer
15.2k88 gold badges7474 silver badges113113 bronze badges
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Routing: The current request for action […] is ambiguous between the following action methods
I have a View called Browse.chtml , where the user can enter a search term, or leave the search term blank. When entering the search term, I want to direct the page to http://localhost:62019/Gallery/Browse/{Searchterm} and when nothing is entered, I want to direct the browser to http://localho...
How to get anchor text/href on click using jQuery?
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Note: Apply the class info_link to any link you want to get the info from.
<a class="info_link" href="~/Resumes/Resumes1271354404687.docx">
~/Resumes/Resumes1271354404687.docx
</a>
For href:
$(function(){
$('.info_link').click(function(){
alert(...
Rails: how do I validate that something is a boolean?
Does rails have a validator like validates_numericality_of for boolean or do I need to roll my own?
5 Answers
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How to format all Java files in an Eclipse project at one time?
...es according to the settings in Eclipse. I don't want to edit every individual file with Ctrl + Shift + F . Is there a way to format all my files? Perhaps an Eclipse plugin?
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