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How do you tell a specific Delayed::Job to run in console?
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165
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How to port data-only volumes from one host to another?
...good for quick maintenance
tar cvf /backup/backup.tar /data: creates an uncompressed tar file of all the files in the /data directory
RESTORE:
# create a new data container
$ sudo docker create -v /data --name DATA2 busybox true
# untar the backup files into the new container᾿s data volume
$ s...
Finding the handle to a WPF window
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I just discovered that the FileSave common dialog takes a reference to a top-level window, so you can pass, for example, a reference to the MainWindow of the application. Save Interop services for when you really need it.
– David A. Gray
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Add a method breakpoint to all methods of a class in EclipseIDE
...If the menu entry is missing, you may have selected an inner class (like a Comparator or Filter used in some method) or a class field, too. Keep the Ctrl key pressed and deselect any of them, then it willl show up.
– Matthias Ronge
Sep 5 '14 at 7:51
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What does Java option -Xmx stand for? [duplicate]
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X commands are nonstandard commands, they may be system dependent, and can be changed. To learn about XX commands, please see this: docs.oracle.com/cd/E13150_01/jrockit_jvm/jrockit/jrdocs/refman/…
– Nish...
jquery how to empty input field
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Does this work and is is it specification compliant if we have a numeric input like so <input type="number" min="0' max="10" value="5"></input>? I guess said differently, are you allowed to set a numeric input to be blank?
– Kevin Wh...
String Concatenation using '+' operator
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It doesn't - the C# compiler does :)
So this code:
string x = "hello";
string y = "there";
string z = "chaps";
string all = x + y + z;
actually gets compiled as:
string x = "hello";
string y = "there";
string z = "chaps";
string all = strin...
Force Git to always choose the newer version during a merge?
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ours- theirs!! Just say it and you understand what the command does! I love Git! :D
– Haywire
Oct 26 '13 at 13:22
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Working with README.md on github.com [closed]
... See The Future of Markdown - Jeff Atwood, Coding Horror and W3C Markdown Community Group.
Update 2014-09-09: CommonMark a markdown standard and spec has been released.
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Active Record - Find records which were created_at before today
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