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How to make an app's background image repeat
I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do?
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Webdriver Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms
... It seems like Jenkins would ssh in and execute commands described in the specific job that's running.
29 Answers
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How to convert an Array to a Set in Java
...ld like to convert an array to a Set in Java. There are some obvious ways of doing this (i.e. with a loop) but I would like something a bit neater, something like:
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Get the current git hash in a Python script
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git describe --always will fallback to the last commit if no tags are found
– Leonardo
Mar 6 '15 at 16:38
5
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java.net.UnknownHostException: Invalid hostname for server: local
... "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Thrown to indicate that the IP address
of a host could not be determined.
127.0.0.1or ::1 or "localhost" should always be the loopback interface, so if that doesn't work I'd be really surprised.
If...
Why is Java Vector (and Stack) class considered obsolete or deprecated?
... each individual operation. That's almost never what you want to do.
Generally you want to synchronize a whole sequence of operations. Synchronizing individual operations is both less safe (if you iterate over a Vector, for instance, you still need to take out a lock to avoid anyone else changing t...
Should I pass an std::function by const-reference?
...rmance, pass by value if you are storing it.
Suppose you have a function called "run this in the UI thread".
std::future<void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, then signals the future when done. (Useful in UI frameworks where the UI ...
UTF-8 all the way through
... this in the past on existing servers and always seem to end up having to fall back to ISO-8859-1.
15 Answers
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Manipulate a url string by adding GET parameters
...category'] = 2; // Overwrite if exists
$params['tags'][] = 'cool'; // Allows multiple values
// Note that this will url_encode all values
$url_parts['query'] = http_build_query($params);
// If you have pecl_http
echo http_build_url($url_parts);
// If not
echo $url_parts['scheme'] . '://' . $...
Ways to save Backbone.js model data?
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Basically Models have a property called attributes which are the various values a certain model may have. Backbone uses JSON objects as a simple way to populate these values using various methods that take JSON objects. Example:
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