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Is it possible to break a long line to multiple lines in Python [duplicate]
...s not a particularity of python; for instance, if you try to write a shell script, e.g., a for loop for creating directories: for i in dir1\ (new line) dir2\ (new line) dir3\ (new line) ... mkdir $i in order for this script to run, there must be no space after the backslash
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How to merge two arrays in JavaScript and de-duplicate items
I have two JavaScript arrays:
76 Answers
76
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How to show line number when executing bash script
I have a test script which has a lot of commands and will generate lots of output, I use set -x or set -v and set -e , so the script would stop when error occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem.
Is there a m...
In Typescript, How to check if a string is Numeric
...rom 'rxjs/util/isNumeric';
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var val = "5700";
if (isNumeric(val)){
alert("it is number !");
}
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How to run a shell script at startup
On an Amazon S3 Linux instance, I have two scripts called start_my_app and stop_my_app which start and stop forever (which in turn runs my Node.js application). I use these scripts to manually start and stop my Node.js application. So far so good.
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jQuery: what is the best way to restrict “number”-only input for textboxes? (allow decimal points)
...troke, rather than once at the end. The only thing I'd add is some form of alert that what the user is typing is being rejected. Simply not showing the letters will make all-too-many people think their keyboard is broken. perhaps subtly change the background or border colour.. just as long as the us...
Selenium wait until document is ready
...rking ok.
Problem, obviously, are redirects via AJAX requests and running scripts - those can't be caught by Selenium, it doesn't wait for them to finish. Also, you can't reliably catch them via readyState - it waits for a bit, which can be useful, but it will signal complete long before all the AJ...
Script parameters in Bash
I'm trying to make a shell script which should be used like this:
5 Answers
5
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App can't be opened because it is from an unidentified developer
...p icon.
Choose Open from the shortcut menu.
Click the Open button when the alert window appears.
The last step will add an exception for Eclipse to your security settings and now you will be able to open it without any warnings.
Note, these steps work for other *.app apps that may encounter the s...
TypeScript and field initializers
... a class and 2. @JackWester is right, bob is not an instanceof Person. Try alert(bob instanceof Person); In this code example Person is there for Type Assertion purposes only.
– Jacques
Oct 13 '15 at 10:42
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