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How can I get useful error messages in PHP?
Quite often I will try and run a PHP script and just get a blank screen back. No error message; just an empty screen. The cause might have been a simple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
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how to change default python version?
...king 'python' probably expect python2. You probably have many programs and scripts which you are not even aware of which expect python=python2, and changing this would break those programs and scripts.
The answer you are probably looking for is You should not change this.
You could, however, make ...
Shorten string without cutting words in JavaScript
I'm not very good with string manipulation in JavaScript, and I was wondering how you would go about shortening a string without cutting any word off. I know how to use substring, but not indexOf or anything really well.
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URL rewriting with PHP
...RewriteCond - allow direct access to all other files ( like images, css or scripts )
RewriteRule - redirect anything else to index.php
index.php
Because everything is now redirected to index.php, there will be determined if the url is correct, all parameters are present, and if the type of parame...
How to add color to Github's README.md file
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As an alternative to rendering a raster image, you can embed a SVG file:
<a><img src="http://dump.thecybershadow.net/6c736bfd11ded8cdc5e2bda009a6694a/colortext.svg"/></a>
You can then add color text to the SVG file as usual:
<?xml version="1.0" encoding="utf-8"?&...
Parsing boolean values with argparse
...,
help="Activate nice mode.")
allows me to use:
script --nice
script --nice <bool>
and still use a default value (specific to the user settings). One (indirectly related) downside with that approach is that the 'nargs' might catch a positional argument -- see this ...
UnicodeEncodeError: 'ascii' codec can't encode character u'\xa0' in position 20: ordinal not in rang
...ood rule of thumb I was taught is to use the "unicode sandwich" idea. Your script accepts bytes from the outside world, but all processing should be done in unicode. Only when you are ready to output your data should it be mushed back into bytes!
– Andbdrew
Mar...
How to escape single quotes within single quoted strings
...d reopens the string.
I often whip up a "quotify" function in my Perl scripts to do this for me. The steps would be:
s/'/'\\''/g # Handle each embedded quote
$_ = qq['$_']; # Surround result with single quotes.
This pretty much takes care of all cases.
Life gets more fun when you introd...
Creating .pem file for APNS?
...he above steps and now its working.I have kept the certificate and the php script on my local web server (Xampp). I am able to get the device token , and i am using it in the php script. The php script is able to connect and send payload data. But still then i am not able to get the PUSH Notificati...
Cannot install packages using node package manager in Ubuntu
...indly. Then I can copy that info into the comments in my environment setup script so I know what's going on a year from now when it doesn't work.
– Mnebuerquo
Oct 8 '14 at 18:28
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