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Bash script prints “Command Not Found” on empty lines
...you usually just need to look at the command output immediately before the error to see what's causing the problem
If, as you say, it's the blank lines causing the problems, you might want to check what's actaully in them. Run:
od -xcb testscript.sh
and make sure there's no "invisible" funny cha...
What's the fastest way to loop through an array in JavaScript?
...e better performance, writing code that is less legible and more prone to errors than a simple straightforward for loop. Therefore, I recommend:
If your app iterates over a lot of items or your loop code is inside a function that is used often, a straightforward for loop is the answer:
for (var ...
How are echo and print different in PHP? [duplicate]
...s like:
echo 'Doing some stuff... ';
foo() and print("ok.\n") or print("error: " . getError() . ".\n");
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ImportError: No module named matplotlib.pyplot
...tallation of matplotlib using python3 -m pip install matplotlib solved the error. Tested on Ubuntu 16.04.
– vineeshvs
Jun 5 '19 at 6:22
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Default value of function parameter
....cpp will not see the default parameter declaration, and will fail with an error.
For this reason, the default parameter definition is usually specified in the function declaration:
lib.h
int Add(int a, int b = 3);
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Disable Enable Trigger SQL server for a table
I want to create one proc like below but it has error on syntax.
Could anyone pointing out the problem?
7 Answers
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How do I check if the mouse is over an element in jQuery?
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Uncaught Error: Syntax error, unrecognized expression: unsupported pseudo: hover
– Julio Marins
Jan 7 '15 at 12:56
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Git commit in terminal opens VIM, but can't get back to terminal
...r Mac/Linux:
git config --global core.editor "subl -n -w"
If you get an error message such as:
error: There was a problem with the editor 'subl -n -w'.
Create the alias for subl
sudo ln -s /Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl /usr/local/bin/subl
Again check th...
Javascript calculate the day of the year (1 - 366)
... need to remove the -- from --m.
Note this assumes a valid date (although error-checking is just some characters more).
function dayNo(y,m,d){
return --m*31-(m>1?(1054267675>>m*3-6&7)-(y&3||!(y%25)&&y&15?0:1):0)+d;
}
<!-- some examples for the snippet -->...
How to get a random value from dictionary in python
...'walk': 20, 'run': 80} and when I use random.choice(a.keys()), there is an error like "dict_keys' object does not support indexing". Do you know what's wrong? Thanks a lot!!!
– beepretty
May 11 '16 at 4:50
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