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JRuby on Rails vs. Ruby on Rails, what's difference?
...ess, while in MRI there's the GIL (even with 1.9's native threads) that avoids executing Ruby code in parallel.
For an application developer this is the first thing to keep in mind while considering JRuby, as it really shines with config.threadsafe! but requires you to make sure your code (and your...
Debug a java application without starting the JVM with debug arguments
...ou may want to try it out on a test machine first.
Usage:
jsadebugd <pid>
jdb -connect sun.jvm.hotspot.jdi.SADebugServerAttachingConnector:debugServerName=localhost
The connector name withe arg can be found using jdb -listconnectors.
...
How to undo a git merge with conflicts
...d Apr 21 '11 at 8:23
Daniel CassidyDaniel Cassidy
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...
Should I add .vcxproj.filter files to source control?
... files became vcxproj files. There are also vcxproj.filter files alongside each project which appear to contain a description of the folder structure (\Source Files, \Header Files, etc.).
...
How can I check if the current date/time is past a set date/time?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How to test an Internet connection with bash?
...
Without ping
#!/bin/bash
wget -q --spider http://google.com
if [ $? -eq 0 ]; then
echo "Online"
else
echo "Offline"
fi
-q : Silence mode
--spider : don't get, just check page availability
$? : shell return code
0 : shell "All OK" code
Without wget...
Ruby Regexp group matching, assign variables on 1 line
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You have to decide whether it is a good idea, but ruby regexp can (automagically) define local variables for you!
I am not yet sure whether this feature is awesome or just totally crazy, but your regex can define local variables.
ryan_str...
Sublime Text 2 - Link with Editor / Show file in sidebar
...
https://github.com/sobstel/SyncedSideBar
You can install this via the Package Control utility (although it doesn't mention it on the github page).
share
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i...
How do I fetch lines before/after the grep result in bash?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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if, elif, else statement issues in Bash
...
@Chinggis6 True, bad choice of words on my side.
– Camusensei
Sep 14 '17 at 15:18
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