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What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
...ts sent when the according form submits. A disabled element isn't editable and isn't sent on submit. Another difference is that readonly elements can be focused (and getting focused when "tabbing" through a form) while disabled elements can't.
Read more about this in this great article or the defin...
PHP mail function doesn't complete sending of e-mail
...al pitfalls you may be encountering.
Make sure error reporting is enabled and set to report all errors
Error reporting is essential to rooting out bugs in your code and general errors that PHP encounters. Error reporting needs to be enabled to receive these errors. Placing the following code at th...
Referring to a table in LaTeX [closed]
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For some reason, this pushes the table and caption to the bottom of the page, resulting in the caption to be the last sentence on the page, where the table sits nicely on top of the caption. How can I remedy this, so that it just sits underneath the last typed se...
SQL Server - inner join when updating [duplicate]
...ER JOIN dbo.products AS P
ON R.pid = P.id
WHERE R.id = '17190'
AND P.shopkeeper = '89137';
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How can you determine a point is between two other points on a line segment?
Let's say you have a two dimensional plane with 2 points (called a and b) on it represented by an x integer and a y integer for each point.
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How do I join two SQLite tables in my Android application?
I have an Android project that has a database with two tables: tbl_question and tbl_alternative .
4 Answers
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Get an object properties list in Objective-C
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@boliva's answer is good, but needs a little extra to handle primitives, like int, long, float, double, etc.
I built off of his to add this functionality.
// PropertyUtil.h
#import
@interface PropertyUtil : NSObject
+ (NSDictionary *)classPropsFor:(Class)klass;
@end
// Pr...
PHP: exceptions vs errors?
...ere in the PHP manual, but what exactly is the difference between an error and an exception? The only difference that I can see is that errors and exceptions are handled differently. But what causes an exception and what causes an error?
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How can I log the stdout of a process started by start-stop-daemon?
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To expand on ypocat's answer, since it won't let me comment:
start-stop-daemon --start --quiet --chuid $DAEMONUSER \
--make-pidfile --pidfile $PIDFILE --background \
--startas /bin/bash -- -c "exec $DAEMON $DAEMON_ARGS ...
Git stash uncached: how to put away all unstaged changes?
...o set of changes are made in a project versioned by git. One set is staged and the other is not.
4 Answers
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