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Renaming a branch while on pull request
...uild system work, and also not lose any information (although there was an extra step in tracking it).
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Search and replace in Vim across all the project files
...his in two simple commands using whatever grep tool you have installed. No extra plugins required!:
1. :grep <search term>
2. :cdo %s/<search term>/<replace term>/gc
3. (If you want to save the changes in all files) :cdo update
(cdo executes the given command to each term in the...
Difference Between Invoke and DynamicInvoke
...long hand to make it clear that an object[] is involved. There are lots of extra costs here:
the array
validating the passed arguments are a "fit" for the actual MethodInfo
unboxing etc as necessary
reflection-invoke
then the caller needs to do something to process the return value
Basically, av...
Difference between solr and lucene
...with HTTP API instead of Java API, Solr is for you. Solr has also got some extra features on top (e.g. grouping).
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how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?
...n.
You can of course wrap this in a function if you don't want to put the extra code on the client side. You also need a loop for the very rare race condition in that thinking.
There's an example of this in the documentation: http://www.postgresql.org/docs/9.3/static/plpgsql-control-structures.ht...
Change “on” color of a Switch
...uldn't get decent results from that in Android 6. You might need to define extra colors that compensate for the blending. (Do you ever get the feeling that Google doesn't want us to customize the appearance of our apps?)
ColorStateList thumbStates = new ColorStateList(
new int[][]{
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How can I view live MySQL queries?
...bly considerably slow down everything on the server though, with adding an extra INSERT on top of every single query.
Edit: another alternative is the General Query Log, but having it written to a flat file would remove a lot of possibilities for flexibility of displaying, especially in real-time...
Installing Java 7 on Ubuntu
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this is the simplest solution, and doesn't involve adding extra repos.
– steve cook
May 18 '14 at 4:58
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What is the difference between -viewWillAppear: and -viewDidAppear:?
...ke a long time to execute, like for example doing a webservice call to get extra data for the form above.The good thing is that because the view already exists and is being displayed to the user, you can show a nice "Waiting" message to the user while you get the data.
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Should you always favor xrange() over range()?
...ter, and a bit more memory efficient. But the gain is not very large.
The extra memory used by a list is of course not just wasted, lists have more functionality (slice, repeat, insert, ...). Exact differences can be found in the documentation. There is no bonehard rule, use what is needed.
Python...