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How to read attribute value from XmlNode in C#?
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A shorthand way of not getting an error for nulls is node.Attributes?["Name"]?.Value
– brandonstrong
Mar 2 '17 at 19:51
1
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log4j: Log output of a specific class to a specific appender
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An example:
log4j.rootLogger=ERROR, logfile
log4j.appender.logfile=org.apache.log4j.DailyRollingFileAppender
log4j.appender.logfile.datePattern='-'dd'.log'
log4j.appender.logfile.File=log/radius-prod.log
log4j.appender.logfile.layout=org.apache.log4j.Pa...
Android : difference between invisible and gone?
...ONE, the view could have been not initialized and you will get some random errors.
For example if you initialize a layout as View.GONE and then you try to start an animation, from my experience I've got my animation working randomly times. Sometimes yes, sometimes no.
So before handling (resizing,...
The command rbenv install is missing
...all ruby 2.0.0-p247 using
$ rbenv install 2.0.0-p247
but I received the error message
rbenv: no such command 'install'
All I had to do was to run
$ exec $SHELL -l
and that fixed the problem.
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index.php not loading by default
...y solution was that mod_dir was not enabled and apache2 was not issuing an error when reading the directive in my VirtualHost file:
DirectoryIndex index.html
Using the commands:
sudo a2enmod dir
sudo sudo service apache2 restart
Fixed the issue.
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How to set -source 1.7 in Android Studio and Gradle
I'm getting following error when trying to compile my project in Android Studio:
8 Answers
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No module named MySQLdb
...with python 3 on it? I used: pip install mysql-python only to get: ImportError: No module named ConfigParser
– Iliyan Bobev
Aug 27 '13 at 10:48
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How to convert CFStringRef to NSString?
...reviously retained using retain will result in a reference count underflow error.
PS: can't seem to comment on Peter Hosey's answer - sorry for adding my own unnecessarily.
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MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
...able SET x=1, y=2 syntax, since it is easier to modify and easier to catch errors in the statement, especially when inserting lots of columns. If you have to insert 10 or 15 or more columns, it's really easy to mix something up using the (x, y) VALUES (1,2) syntax, in my opinion.
If portability be...
Convert string with commas to array
... doesnt support object strings
- JSON.parse("[" + string + "]"); // throw error
- string.split(",")
// unexpected result
["{Name:"Tshirt"", " CatGroupName:"Clothes"", " Gender:"male-female"}", " {Name:"Dress"", " CatGroupName:"Clothes"", " Gender:"female"}", " {Name:"Belt"", " CatGro...