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What is the most elegant way to remove a path from the $PATH variable in Bash?
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Here's the simplest solution i can devise:
#!/bin/bash
IFS=:
# convert it to an array
t=($PATH)
unset IFS
# perform any array operations to remove elements from the array
t=(${t[@]%%*usr*})
IFS=:
# output the new array
echo "${t[*]}"
The above example will remove any element in $PATH t...
How do I get a Date without time in Java?
...ilt-in java.util types - they're generally far better APIs. You can always convert to/from a java.util.Date at the boundaries of your own code if you need to, e.g. for database interaction.
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Is there a list of Pytz Timezones?
...This timestamp is in UTC
my_ct = datetime.datetime.now(tz=pytz.UTC)
# Now convert it to another timezone
new_ct = my_ct.astimezone(tz)
>>> new_ct.isoformat()
2017-01-13T11:29:22.601991-05:00
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How do I pass a string into subprocess.Popen (using the stdin argument)?
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But beware, universal_newlines=True will also convert your newlines to match your system
– Nacht
Feb 25 '16 at 12:35
1
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Is there an equivalent to 'continue' in a Parallel.ForEach?
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When you converted your loop into a compatible definition for the Parallel.Foreach logic, you ended up making the statement body a lambda. Well, that is an action that gets called by the Parallel function.
So, replace continue with r...
Comments in Markdown
...ayed.
If you want a comment that is strictly for yourself (readers of the converted document should not be able to see it, even with "view source") you could (ab)use the link labels (for use with reference style links) that are available in the core Markdown specification:
http://daringfireball.ne...
Ruby sleep or delay less than a second?
...memoization by default. But I hope it does this kind of optimization while converting the source code to byte code.
– Georg Schölly
May 16 '13 at 9:01
8
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Map to String in Java
...an equals sign ("=") followed by the associated value. Keys and values are converted to strings as by String.valueOf(Object).
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Password masking console application
...ass = string.Empty;
ConsoleKey key;
do
{
var keyInfo = Console.ReadKey(intercept: true);
key = keyInfo.Key;
if (key == ConsoleKey.Backspace && pass.Length > 0)
{
Console.Write("\b \b");
pass = pass[0..^1];
}
else if (!char.IsControl(keyInfo.KeyChar...
Read Post Data submitted to ASP.Net Form
... What about byte arrays? Would you have a string like that and then convert it to a byte array, or what? Im uploading a file to the serve.r
– Fallenreaper
Sep 6 '12 at 19:42
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