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PG::ConnectionBad - could not connect to server: Connection refused
Every time I run my rails 4.0 server, I get this output.
32 Answers
32
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What should I do when 'svn cleanup' fails?
...r addon takes care of this issue in 30 seconds. Don't worry about deleting directories or using the Repobrowser. In 2016 I think this should be the accepted answer
– arbit
Jul 8 '16 at 13:41
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What is the difference between require_relative and require in Ruby?
...nk it's more important to note that require str will always search through directories in $LOAD_PATH. You should use require_relative when the file you need to load exists somewhere relative to the file that calls for the loading. Reserve require for "external" dependencies.
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Temporarily change current working directory in bash to run a command [duplicate]
I know I can use cd command to change my working directory in bash.
3 Answers
3
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Validate a username and password against Active Directory?
How can I validate a username and password against Active Directory? I simply want to check if a username and password are correct.
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How to check whether mod_rewrite is enable on server?
Currently I am using the hosting with lightspeed server. Hosting says mod_rewrite is enabled but I can't get my script working there. Whenever I try to access the URL, it returns 404 - not found page.
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How do I copy directories recursively with gulp?
...es ], { "base" : "." }) can be used in the structure above to copy all the directories recursively.
If, like me, you may forget this then try:
gulp.copy=function(src,dest){
return gulp.src(src, {base:"."})
.pipe(gulp.dest(dest));
};
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How to print the ld(linker) search path
...onfig, which maintains the ld.so configuration and cache, to print out the directories search by ld.so with
ldconfig -v 2>/dev/null | grep -v ^$'\t'
ldconfig -v prints out the directories search by the linker (without a leading tab) and the shared libraries found in those directories (with a l...
Execution of Python code with -m option or not
...@Andriy: PYTHONPATH sets an environment variable; it expands the series of directories where Python will look for modules when importing; here it adds the test directory to that series. By putting it on the same command line, it applies only to that single python command. -m tells Python to import a...
How to change current working directory using a batch file
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Just use cd /d %root% to switch driver letters and change directories.
Alternatively, use pushd %root% to switch drive letters when changing directories as well as storing the previous directory on a stack so you can use popd to switch back.
Note that pushd will also allow you to ...