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What's the magic of “-” (a dash) in command-line parameters?
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It's not magic. Some commands interpret - as the user wanting to read from stdin or write to stdout; there is nothing special about it to the shell.
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differences in application/json and application/x-www-form-urlencoded
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@AdamJohns : This blog is worth reading although it doesn't exactly answer the "why" : homakov.blogspot.in/2012/06/…
– user
Oct 14 '14 at 15:14
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How to include file in a bash shell script
...e filename [arguments]
Execute commands from a file in the current shell.
Read and execute commands from FILENAME in the current shell. The
entries in $PATH are used to find the directory containing FILENAME.
If any ARGUMENTS are supplied, they become the positional parameters
when FILENAME is exe...
is there a require for json in node.js
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No. Either use readFile or readFileSync (The latter only at startup time).
Or use an existing library like
cjson
Alternatively write your config in a js file rather then a json file like
module.exports = {
// json
}
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Change default global installation directory for node.js modules in Windows?
...username}\.npmrc.
But this change will probably have some side effects, so read this discussion first. I don't think it's a good idea.
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For files in directory, only echo filename (no path)
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Why do you use echo? basename already prints the results. echo may even mangle the result if you don't quote the subshell. Example: echo $(basename path/with\ \ spaces) incorrectly prints with spaces (only one space).
– Socowi
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What is PEP8's E128: continuation line under-indented for visual indent?
... '', url(r'^$', listing, name='investment-listing'))
I suggest taking a read through PEP-8 - you can skim through a lot of it, and it's pretty easy to understand, unlike some of the more technical PEPs.
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How to catch SQLServer timeout exceptions
...nder System.Data.SqlClient.TdsEnums for TIMEOUT_EXPIRED.
Your code would read:
if (ex.Number == -2)
{
//handle timeout
}
Code to demonstrate failure:
try
{
SqlConnection sql = new SqlConnection(@"Network Library=DBMSSOCN;Data Source=YourServer,1433;Initial Catalog=YourDB;Integrated Se...
LD_LIBRARY_PATH vs LIBRARY_PATH
...or g++), the LIBRARY_PATH or LD_LIBRARY_PATH environment variables are not read.
When linking libraries with gcc or g++, the LIBRARY_PATH environment variable is read (see documentation "gcc uses these directories when searching for ordinary libraries").
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Do you need to close meta and link tags in HTML?
I was just reading somebody's HTML who never closed meta and link tags in the HTML head section. The code worked fine; is closing these tags optional?
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