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Error handling in Bash
What is your favorite method to handle errors in Bash?
The best example of handling errors I have found on the web was written by William Shotts, Jr at http://www.linuxcommand.org .
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How exactly to use Notification.Builder
...Builder
– stanlick
Apr 10 '12 at 10:05
6
I think someone should tell Google that they have seriou...
Storing Data in MySQL as JSON
...enever they are inserted or updated, with an invalid document producing an error. JSON documents are normalized on creation, and can be compared using most comparison operators such as =, <, <=, >, >=, <>, !=, and <=>; for information about supported operators as well as prec...
Why is f(i = -1, i = -1) undefined behavior?
... compilation to fail. Hence changing of a constant could cause compilation errors in some other place. Which is, IMHO, unfortunate. But it is certainly good to restrict such things to the unavoidable.
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ASP.NET MVC How to convert ModelState errors to json
How do you get a list of all ModelState error messages? I found this code to get all the keys:
( Returning a list of keys with ModelState errors )
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How to catch curl errors in PHP
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You can use the curl_error() function to detect if there was some error. For example:
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $your_url);
curl_setopt($ch, CURLOPT_FAILONERROR, true); // Required for HTTP error codes to be reported via o...
Set “Homepage” in Asp.Net MVC
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Michael Stum♦Michael Stum
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Django Forms: if not valid, show form with error message
...e view when the form is not valid then in template you can access the form errors using form.errors.
{% if form.errors %}
{% for field in form %}
{% for error in field.errors %}
<div class="alert alert-danger">
<strong>{{ error|escape }}</stron...
Set environment variables on Mac OS X Lion
...g has an incorrect semicolon after ".dtd>" Maybe it is a copy and paste error, but I had to remove it to get Xcode to read the file. Second, you may need to log out and back in for the effects to take place.
– David V
Sep 21 '11 at 21:04
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Difference between timestamps with/without time zone in PostgreSQL
...gnored by PostgreSQL, so '2011-07-01 06:30:30+00' and '2011-07-01 06:30:30+05' are the same as just '2011-07-01 06:30:30'.
For Java developers: it's analogous to java.time.LocalDateTime.
TIMESTAMP WITH TIME ZONE stores a point on the UTC time line. How it looks (how many hours, minutes, etc.) depend...