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How to check if a string contains a substring in Bash
...ash, and, of course Bash:
stringContain() { [ -z "${2##*$1*}" ]; }
Then now:
$ if stringContain 'o "M3' 'echo "My String"';then echo yes;else echo no;fi
no
$ if stringContain 'o "M' 'echo "My String"';then echo yes;else echo no;fi
yes
... Or if the submitted string could be empty, as pointed o...
Wait for a process to finish
...
Who would have known that tail would do this.
– ctrl-alt-delor
Jul 30 '17 at 15:06
8
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Adding code to a javascript function programmatically
... @gdoron: I just added a comment. Unless I'm just really confused right now, I don't know of any browser that won't accept an actual Arguments object as the second arg for .apply(). But if it was an Array-like object like a jQuery object for example, then yes, some browsers would throw an error
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What is Bit Masking?
...ou could first do the mask, then the shift. The results are the same, but now you would have to use a different mask:
uint32_t byte3 = (value & 0xff00) >> 8;
share
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improve this answer...
How can I distinguish whether Switch,Checkbox Value is changed by user or programmatically (includin
...)v).isChecked();
setSomeBoolean(checked);
}
});
Now you only pick up click events and don't have to worry about programmatic changes.
Answer 1:
I have created a wrapper class (see Decorator Pattern) which handles this problem in an encapsulated way:
public class Bette...
PostgreSQL: Show tables in PostgreSQL
... list all databases and users by \l command, (list other commands by \?).
Now if you want to see other databases you can change user/database by \c command like \c template1, \c postgres postgres and use \d, \dt or \dS to see tables/views/etc.
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Correct way of using JQuery-Mobile/Phonegap together?
...en't included using the <script> tag.
– Chris Snow
Feb 21 '15 at 11:05
add a comment
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Meaning of = delete after function declaration
...tion is a C++11 feature:
The common idiom of "prohibiting copying" can now be expressed
directly:
class X {
// ...
X& operator=(const X&) = delete; // Disallow copying
X(const X&) = delete;
};
[...]
The "delete" mechanism can be used for any function. For e...
How do I run Redis on Windows?
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looks like work stopped at 3.2 pre-release but redis is now on 4.0
– BaltoStar
Nov 20 '17 at 18:08
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Vim clear last search highlighting
... in Vim, I get all the occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found.
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