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docker mounting volumes on host
...ever, the manual mentions that you can provide a named volume to -v in the form of named-volume:/path/in/container. Unnamed volumes are given hashes for names and those hashes can be provided instead of a host-path to access orphaned volumes. :) Be aware volume ls may not show them all - try docker ...
wxbit平台第三方扩展报错分析：no such class 运行时错误的根本原因 - AI ...
...出错：
错误：java.lang.RuntimeException: invalid syntax in eval form:
<string>:51:1: caught exception in inliner for #<procedure make> - java.lang.RuntimeException: no such class: cn.fun123.CloudBase.CloudBaseAuth
gnu.bytecode.ObjectType.getReflectClass(Unknown Source:64)
gnu...
What MIME type should I use for CSV?
...crosoft
Excel generically (i.e., independent of version, subtype, or platform format).
I wasn't aware that vendor extensions were allowed. Check out this answer to find out more - thanks starbeamrainbowlabs for the reference.
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jQuery: $().click(fn) vs. $().bind('click',fn);
...here is one difference in that you can bind custom events using the second form that you have. Otherwise, they seem to be synonymous. See: jQuery Event Docs
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Can I list-initialize a vector of move-only type?
...ng elements themselves might be const, which cannot be cast away in a well-formed program.
– underscore_d
Jul 18 '16 at 10:49
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AngularJS : The correct way of binding to a service properties
...r_values in the controller to make a new REST call.
-0.1 There's a tiny performance hit creating extra watcher(s). Also, if data properties are attached to the model that don't need to be watched in a particular controller they will create additional overhead for the deep watchers.
-1 What if multip...
How to prevent ifelse() from turning Date objects into numeric objects
...d class of the inputs.
library(data.table)
dates <- fifelse(dates == '2011-01-01', dates - 1, dates)
str(dates)
# Date[1:5], format: "2010-12-31" "2011-01-02" "2011-01-03" "2011-01-04" "2011-01-05"
dplyr::if_else
From dplyr 0.5.0 release notes:
[if_else] have stricter semantics that ifelse():...
Set value to NULL in MySQL
...ant a value to be set to NULL if nothing is put into the text box in the form I'm submitting. How can I make this happen?
I've tried inserting 'NULL' but this just adds the word NULL into the field.
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Is there a properly tested alternative to Select2 or Chosen? [closed]
...answer you're looking for? Browse other questions tagged javascript jquery forms testing jquery-select2 or ask your own question.
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
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Introduction
MIT App Inventor is a block-based event-driven web platform that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Instead of text-based programming, apps are programmed by Blockly, a visual block-based programming f...