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SQL query to find record with ID not in another table
I have two tables with binding primary key in database and I desire to find a disjoint set between them. For example,
6 Ans...
Comment out text in R Markdown (Rmd file)
...o html or pdf. I think the HTML comment characters are only dealt with by pandoc/rmarkdown after knitting.
– randy
Jul 12 '19 at 21:57
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What is MyAssembly.XmlSerializers.dll generated for?
...y *.XmlSerializers.dll is being generated. Why this file is auto generated and what it is used for?
5 Answers
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Split string based on a regular expression
I have the output of a command in tabular form. I'm parsing this output from a result file and storing it in a string. Each element in one row is separated by one or more whitespace characters, thus I'm using regular expressions to match 1 or more spaces and split it. However, a space is being inser...
How to set child process' environment variable in Makefile
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I have GNU make 3.81, and all: <\n\t>export PROJ_ROOT=$(CURDIR)<\n\t>echo $(PROJ_ROOT)<\n> outputs the correct expansion for the first row, but only echo for the second one. PROJ_ROOT is not set after running make. Spaces around ...
Knockout.js bound input value not updated when I use jquery .val('xyz')
... I had this bug before I realized it should be data-bind="value:location" and NOT data-bind="value:location()"
– ansielf
Jan 30 '18 at 15:24
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How to use cURL to send Cookies?
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curl -c /path/to/cookiefile http://yourhost/
to write to a cookie file and start engine and to use cookie you can use
curl -b /path/to/cookiefile http://yourhost/
to read cookies from and start the cookie engine, or if it isn't a file it will pass on the given string.
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What's the difference between jQuery's replaceWith() and html()?
What's the difference between jQuery's replaceWith() and html() functions when HTML is being passed in as the parameter?
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Passing a Bundle on startActivity()?
... value = getIntent().getExtras().getString(key)
NOTE: Bundles have "get" and "put" methods for all the primitive types, Parcelables, and Serializables. I just used Strings for demonstrational purposes.
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What ports does RabbitMQ use?
...olution of node names in a cluster. Nodes must be able to reach each other and the port mapper daemon for clustering to work.
PORT 35197
set by inet_dist_listen_min/max Firewalls must permit traffic in this range to pass between clustered nodes
RabbitMQ Management console:
PORT 15672 for RabbitM...