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Docker - a way to give access to a host USB or serial device?
...ber. Some common device major numbers:
81: usb webcams
188: usb to serial converters
Step 2
Add rules when you start the docker container:
Add a --device-cgroup-rule='c major_number:* rmw' rule for every type of device you want access to
Add access to udev information so docker containers can get...
How to check if a function exists on a SQL database
...need to find out if a function exists on a database, so that I can drop it and create it again. It should basically be something like the following code that I use for stored procedures:
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jQuery selector for the label of a checkbox
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Use .text() to convert object to string: alert($("label[for='comedyclubs']").text());
– Loren
Dec 12 '12 at 18:56
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Android Studio: Plugin with id 'android-library' not found
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Use
apply plugin: 'com.android.library'
to convert an app module to a library module. More info here: https://developer.android.com/studio/projects/android-library.html
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What is the difference between Step Into and Step Over in the Eclipse debugger?
...le flow of a Java program. What is the difference between F5 (step into) and F6 (step over) in eclipse?
5 Answers
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What is a loop invariant?
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@Tomas Petricek - when the loop terminates, i = 10 and j = -1; so the weaker invariant example you gave may not be correct (?)
– Raja
Apr 7 '12 at 22:47
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How to find memory leak in a C++ code/project?
...nstructions
Things You'll Need
Proficiency in C++
C++ compiler
Debugger and other investigative software tools
1
Understand the operator basics. The C++ operator new allocates heap memory. The delete operator frees heap memory. For every new, you should use a delete so that you free the same m...
How to Store Historical Data
...some for me. I added an insert/update/delete trigger on my table and then converted the before/after change to json using the "FOR JSON AUTO" feature.
SET @beforeJson = (SELECT * FROM DELETED FOR JSON AUTO)
SET @afterJson = (SELECT * FROM INSERTED FOR JSON AUTO)
That returns a JSON representa...
What's the fastest algorithm for sorting a linked list?
...estigate whether you can sort it in-place, stably, its worst-case behavior and so on.
Simon Tatham, of Putty fame, explains how to sort a linked list with merge sort. He concludes with the following comments:
Like any self-respecting sort algorithm, this has running time O(N log N). Because th...
With Git, how do I turn off the “LF will be replaced by CRLF” warning
...ons, setting core.safecrlf to false suppresses the warning, but still auto converts.
– Danny Libin
Jan 21 '18 at 20:09
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