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Repeat command automatically in Linux
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sleep already returns 0. As such, I'm using:
while sleep 3 ; do ls -l ; done
This is a tiny bit shorter than mikhail's solution. A minor drawback is that it sleeps before running the target command for the first time.
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Pythonic way to print list items
...ist = ['foo', 'bar']
print('myList is %s' % str(myList))
Simple, easy to read and can be used together with format string.
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How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
... Nice short solution but a couple typos marred it. This line should read: FROM (SELECT country_name , ROW_NUMBER () OVER (ORDER BY country_name ) rn,
– Stew S
Jan 26 '09 at 21:26
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How to check if a line is blank using regex
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Well I am reading a file from Java, line by line, so I assume that this will be ok.
– Adnan
Jun 10 '10 at 8:42
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is it possible to update UIButton title/text programmatically?
...r the title. I found this out the hard way and imagine some of you end up reading this page for the same reason.
Use this method instead
- (void)setBackgroundImage:(UIImage *)image forState:(UIControlState)state
for the button image and the title will not be affected.
I tested this with progra...
How to view AndroidManifest.xml from APK file?
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I get: Exception in thread "main" brut.androlib.AndrolibException: Multiple resources: at brut.androlib.res.data.ResConfig.addResource(Unknown Source)
– WindRider
Oct 2 '12 at 15:29
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git pull error :error: remote ref is at but expected
... thanks for answer. This wasn't the issue with this error. I already found the solution to this issue and posted in comment below the question.
– Sanjeev Kumar Dangi
Aug 23 '12 at 12:31
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Command to get nth line of STDOUT
... -n 2p
Using this alternative, which looks more efficient since it stops reading the input when the required line is printed, may generate a SIGPIPE in the feeding process, which may in turn generate an unwanted error message:
ls -l | sed -n -e '2{p;q}'
I've seen that often enough that I usuall...
CORS: Cannot use wildcard in Access-Control-Allow-Origin when credentials flag is true
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After reading this documentation: github.com/expressjs/corsuse i using this config: app.use(cors({credentials: true, origin: 'localhost:3001'})); is working for me.
– allel
Feb 5 '16 at 8:...
Convert Set to List without creating new List
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@imrantariq: What you are requesting is impossible. read my edit for more details.
– amit
Jan 17 '12 at 10:09
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