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How to fix the Hibernate “object references an unsaved transient instance - save the transient insta
...tyManager. In basic you just say em.persist(object1); em.persist(object2); etc.
– kaba713
Jan 24 '18 at 15:20
I got th...
Big-oh vs big-theta [duplicate]
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Isn't the loop described just O(n) and not O(n^2) etc?
– Amir Afghani
Jul 12 '10 at 16:58
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How to make my layout able to scroll down?
...round_image"
>
<!-- Bla Bla Bla i.e. Your Textviews/Buttons etc. -->
</RelativeLayout>
</ScrollView>
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Setting Icon for wpf application (VS 08)
...hown. However, running without the debugger (ie ctrl + f5, or from desktop etc) shows the custom icon, as expected.
– Tom
Dec 13 '11 at 2:33
7
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How to Define Callbacks in Android?
...ge();
<set data to be passed to callback - eg message.obj, message.arg1 etc - here>
Callback callback = new Callback() {
public boolean handleMessage(Message msg) {
<code to be executed during callback>
}
};
Handler handler = new Handler(callback);
handler.sendMessage(m...
Specify an SSH key for git push for a given domain
... the example is git submodule update --init) to others like git pull, git fetch, etc.
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Exclude folders from Eclipse search
...hes, .svn (for example).
(Actually, I'm using .* to filter out .svn, .hg etc. in one go.)
After okay'ing the project properties dialog, these directories won't come up in search any more. In fact, Eclipse is so kind as to automatically update existing search results windows and remove all matches...
How to apply unmerged upstream pull requests from other forks into my fork?
...:
git remote add otherfork git://github.com/request-author/project.git
fetch his repo's commits
git fetch otherfork
You have then two options to apply the pull request (if you don't want to choose pick 1.)
If you don't care about applying also the eventual commits that have been added betwee...
Escaping keyword-like column names in Postgres
...(registered by Postgres) as the name of Table, Schema, Function or Trigger etc, you must have to use either double quotes, or you can specify schema name with dot concatenation.
Let's Suppose, order is the keyword registered by Postgres. And in some scenarios, you must have to use this keyword as a...
Parsing XML with namespace in Python via 'ElementTree'
...u're dealing with big and complex xml files so that that sub-sub-elements (etc.) are also included.
If you know yourself where elements are in your xml, then I suppose it'll be fine! Just thought this was worth remembering.
root.iter()
ref: https://docs.python.org/3/library/xml.etree.elementtree....