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Lock, mutex, semaphore… what's the difference?
... just one active thread from many others within one process. The other non selected threads (@ acquiring this object) are put to sleep.
[No interprocess capability, very primitive object].
2) Mutex Semaphore (aka Mutex)= Kernel object used for allowing the execution of just one active thread from ...
Is there a string math evaluator in .NET?
...riptControl is a COM object. In the "Add reference" dialog of the project select the "COM" tab and scroll down to "Microsoft Script Control 1.0" and select ok.
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How to disable mouseout events triggered by child elements?
...;div style="display:none;">
<input>Test</input>
<select>
<option>Option 1</option>
<option>Option 2</option>
</select>
</div>
</div>
Then, you could do something like this:
$('#hoverable').hover( function() {...
How to use a switch case 'or' in PHP
...le switch(), and when I'm working in a C-ish language I really miss having Select Case, which is really a shorthand way of saying "there's a big block of if, else if, else-if... here".
– Stan Rogers
Oct 9 '10 at 7:50
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How to fix error “Updating Maven Project”. Unsupported IClasspathEntry kind=4?
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Right-click on your project, select Maven -> Remove Maven Nature.
Open you terminal, go to your project folder and do mvn eclipse:clean
Right click on your Project and select “Configure -> Convert into Maven Project”
Now you got “Unsupporte...
Bash: Strip trailing linebreak from output
...ine character you want to remove, you can use 'head' from GNU coreutils to select everything except the last byte. This should be quite quick:
head -c -1 log.txt
Also, for completeness, you can quickly check where your newline (or other special) characters are in your file using 'cat' and the 'sh...
Get the current language in device
How can we get the current language selected in the Android device?
25 Answers
25
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How to ssh to vagrant without actually running “vagrant ssh”?
...lhost
To account for when you have more than one vagrant host, this will select the desired host, as well as cull blank lines from the config (using sed):
HOST=name-of-my-host
ssh $(vagrant ssh-config $HOST | sed '/^[[:space:]]*$/d' | awk 'NR>1 {print " -o "$1"="$2}') localhost
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Linq list of lists to single list
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You want to use the SelectMany extension method.
var residences = details.SelectMany(d => d.AppForm_Residences).ToList();
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Using port number in Windows host file
...do what you want with generic OS-level configuration - the browser is what selects the port to choose.
So use bookmarks or something like that.
(Some firewall/routing software might allow outbound port redirection, but that doesn't really sound like an appealing option for this.)
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