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What are the ways to make an html link open a folder
...ery specific environment I know). In this instance, I use a html link to a php file and run:
shell_exec('cd C:\path\to\file');
shell_exec('start .');
This opens a local Windows explorer window.
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Appending a line to a file only if it does not already exist
... Beautiful solution. This also works for triggering more complicated expressions, of course. Mine uses the echo to trigger a cat of a multiline heredoc into a config file.
– Eric L.
Jun 15 '15 at 16:10
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Sorting multiple keys with Unix sort
...2,2,b,22,Ga
2,2,c,19,Ga
2,2,c,19,Gb,hi
2,2,c,19,Gb,hj
2,3,a,9,C
~/test>cat sort.csv
2,3,a,9,C
2,2,b,20,F
2,2,c,19,Gb,hj
2,2,c,19,Gb,hi
2,2,c,19,Ga
2,2,b,22,Ga
1,10,b,22,Ga
Note the -k1,1n means numeric starting at column 1 and ending at column 1.
If I had done below, it would have concatenated...
How to remove line breaks (no characters!) from the string?
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You can also use PHP trim
This function returns a string with whitespace stripped from the beginning and end of str. Without the second parameter, trim() will strip these characters:
" " (ASCII 32 (0x20)), an ordinary space.
"\t...
Attach to a processes output for viewing
How would I 'attach' a console/terminal-view to an applications output so I can see what it may be saying?
7 Answers
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How to concatenate columns in a Postgres SELECT?
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PHP's Laravel framework,
I am using search first_name, last_name Fields consider like Full Name Search
Using || symbol Or concat_ws(), concat() methods
$names = str_replace(" ", "", $searchKey); ...
Select unique or distinct values from a list in UNIX shell script
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You might want to look at the uniq and sort applications.
./yourscript.ksh | sort | uniq
(FYI, yes, the sort is necessary in this command line, uniq only strips duplicate lines that are immediately after each other)
EDIT:
Contrary to what has been posted by Aaron Digu...
How to sum all column values in multi-dimensional array?
...);
Example with array_walk_recursive() for the general case
Also, since PHP 5.5 you can use the array_column() function to achieve the result you want for the exact key, [gozhi], for example :
array_sum(array_column($input, 'gozhi'));
Example with array_column() for the specified key
If you ...
Assign an initial value to radio button as checked
...nchecked.
<input type="radio" name="gender" value="male" required <?php echo "checked"; ?>/>
<input type="radio" name="gender" value="female" required />
This will makes the "male" radio button checked.
<input type="radio" name="gender" value="male" <?php echo "checked"; ...
Easier way to create circle div than using an image?
...erious disadvantages in terms of compatibility basically, you are making a cat bark.
See it working here
As you will see you just have to set up the height and width to half the border-radius
Good luck!
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