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Reducing the space between sections of the UITableView
.... I did already try to return 0 for -tableView:heightForFooterInSection: and -tableView:heightForHeaderInSection: but that doesn't change anything.
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CHECK constraint in MySQL is not working
...e just ignored.
There is a simple alternative
You can create BEFORE INSERT and BEFORE UPDATE triggers which either cause an error or set the field to its default value when the requirements of the data are not met.
Example for BEFORE INSERT working after MySQL 5.5
DELIMITER $$
CREATE TRIGGER `test_b...
jQuery validation: change default error message
... rangelength: jQuery.validator.format("Please enter a value between {0} and {1} characters long."),
range: jQuery.validator.format("Please enter a value between {0} and {1}."),
max: jQuery.validator.format("Please enter a value less than or equal to {0}."),
min: jQuery.validator.forma...
When does System.gc() do something?
... on lots of factors, like which JVM you're running on, which mode it's in, and which garbage collection algorithm it's using.
I wouldn't depend on it in your code. If the JVM is about to throw an OutOfMemoryError, calling System.gc() won't stop it, because the garbage collector will attempt to f...
How to switch a user per task or set of tasks?
...ng theme that's in my ansible playbooks is that I often must execute a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual post com...
Padding within inputs breaks width 100%
...for IE box-sizing property depends on IE Document Mode, it works on "IE8 Standards mode" & higher. So it will work in IE8 browser version also if document mode is "IE8 Standards mode". Hope this helps
– Sanjeev
Jun 25 '14 at 8:44
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Eclipse: How do i refresh an entire workspace? F5 doesn't do it
... click somewhere in the project explorer, do Ctrl+A to select all projects and then press F5 to achieve a complete refresh.
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Error: free(): invalid next size (fast):
...rror I'm getting? I'm compiling C++ using g++ on Ubuntu 10.10. It pops up randomly when I run the executable (maybe 2 times in 8 hours, with 10 compiles an hour). However, if I make clean and recompile it goes away most of the time.
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cannot convert data (type interface {}) to type string: need type assertion
I am pretty new to go and I was playing with this notify package.
4 Answers
4
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Can iterators be reset in Python?
Can I reset an iterator / generator in Python? I am using DictReader and would like to reset it to the beginning of the file.
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