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Go Unpacking Array As Arguments
...ay.golang.org/p/2nN6kjHXIsd
I had a reason to unpack some vars from a map[string]string with single quotes around some of them as well as without. Here's the logic for it and the play link up top has the full working snippet.
func unpack(a map[string]string) string {
var stmt, val string
var x, y...
pg_config executable not found
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I need the extra brew link postgresql
– vincentlcy
Mar 10 '16 at 8:56
1
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Tool to track #include dependencies [closed]
...n the -M option will output the dependency list. It doesn't do any of the extra stuff that the other tools do, but since it is coming from the compiler, there is no chance that it will pick up files from the "wrong" place.
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Python 2.7: Print to File
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@Suncatcher, you are probably trying to pass string containing file name as f1 instead of the actual file object. You need to open file for writing first: f1 = open('path_to_your_file', 'w')
– citxx
Jul 29 '17 at 13:58
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Using module 'subprocess' with timeout
...put = check_output(cmd, stderr=STDOUT, timeout=seconds)
output is a byte string that contains command's merged stdout, stderr data.
check_output raises CalledProcessError on non-zero exit status as specified in the question's text unlike proc.communicate() method.
I've removed shell=True becaus...
Look up all descendants of a class in Ruby
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For extra safety one should write ObjectSpace.each_object(::Class) - this will keep the code working when you happen to have a YourModule::Class defined.
– Rene Saarsoo
Oct 3 '11 at 10:42
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WiX tricks and tips
...sy way to include the product version in the welcome dialog title by using Strings.wxl for localization. (Credit: saschabeaumont. Added as this great tip is hidden in a comment)
<WixLocalization Culture="en-US" xmlns="http://schemas.microsoft.com/wix/2006/localization">
<String Id="Wel...
How to read a large file line by line?
...lso, use rtrim($file->fgets()) to strip trailing newlines for each line string that is read if you don't want them.
– racl101
Nov 22 '17 at 23:32
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How to pass command line arguments to a shell alias? [duplicate]
...you are using double quotes the $1 is actually being evaluated to an empty string and the alias is actually the same as alias serve="python -m SimpleHTTPServer" and so whatever you pass after that alias is ALSO passed on the command line. If you try this set -x; alias serve="python -m SimpleHTTPSe...
How to update a menu item shown in the ActionBar?
...xtView) findViewById(R.id.title);
menu.getItem(0).setTitle(
getString(R.string.payFor) + " " + title.getText().toString());
menu.getItem(1).setTitle(getString(R.string.payFor) + "...");
return true;
}
And worked like a charm to me you can find OnPrepareOptionsMenu here
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