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Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
I'm having a little trouble understanding the pass-by-reference properties of data.table . Some operations seem to 'break' the reference, and I'd like to understand exactly what's happening.
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What is the difference between JavaConverters and JavaConversions in Scala?
...n scala.collection , there are two very similar objects JavaConversions and JavaConverters .
4 Answers
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Hosting a Maven repository on github
...o other developers via maven, but I don't want to run my own Nexus server, and because it's a fork I can't easily deploy it to oss.sonatype.org.
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Converting file size in bytes to human-readable string
...nary, so to express 1551859712 as ~1.4GiB would be correct.
On the other hand, hard disk manufacturers like to use decimal, so they would call it ~1.6GB.
And just to be confusing, floppy disks use a mixture of the two systems - their 1MB is actually 1024000 bytes.
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jQuery: Get height of hidden element in jQuery
... is within a div that is hidden. Right now I show the div, get the height, and hide the parent div. This seems a bit silly. Is there a better way?
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inject bean reference into a Quartz job in Spring?
I managed to configure and schedule a Quartz job using JobStoreTX persistent store in Spring. I do not use Spring's Quartz jobs, because I need to schedule them dynamically, at run time, and all examples of integrating Spring with Quartz that i found were hard-coding the shcedules in the Spring con...
Any tools to generate an XSD schema from an XML instance document? [closed]
I am looking for a tool which will take an XML instance document and output a corresponding XSD schema.
10 Answers
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How can I refresh a page with jQuery?
... This didn't work for me. window.location.href=window.location.href; and location.href=location.href; worked.
– twharmon
Oct 6 '16 at 6:40
23
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How to find unused images in an Xcode project?
...ut just hang-around in the folder, you can press
cmd ⌘ + alt ⌥ + A
and they won't be grayed out.
For files which are not referenced neither in xib nor in code, something like this might work:
#!/bin/sh
PROJ=`find . -name '*.xib' -o -name '*.[mh]'`
find . -iname '*.png' | while read png
do...
Finding all cycles in a directed graph
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I found this page in my search and since cycles are not same as strongly connected components, I kept on searching and finally, I found an efficient algorithm which lists all (elementary) cycles of a directed graph. It is from Donald B. Johnson and the pap...