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What is the most efficient Java Collections library? [closed]
...might not care about this technical detail, he wants to store data representable with ints efficiently.
First the relevant part of the code:
new Operation() {
private long usedMem() {
System.gc();
return Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
...
how to log in to mysql and query the database from linux terminal
...ME terminal and that's it. I can start making databases or query a data in table, etc.
django unit tests without a db
... database tool. Then run the following command to create the corresponding tables:
./manage.py syncdb --settings=mysite.no_db_settings
If you're using South, also run the following command:
./manage.py migrate --settings=mysite.no_db_settings
OK!
You can now run unit tests blazingly fast (and...
What's the difference between IQueryable and IEnumerable
...
IEnumerable
IEnumerable is best suitable for working with in-memory collection.
IEnumerable doesn’t move between items, it is forward only collection.
IQueryable
IQueryable best suits for remote data source, like a database or web service.
IQueryable is a v...
GCC compile error with >2 GB of code
...ons, which includes 64-bit relocation types for the GOT and PLT. (See the table in section 4.4.2, and the instruction sequences in 3.5.5 which show how they are used.)
Since your functions are occupying 2.8 GB, you are out of luck, because gcc doesn't support large models. What you can do, is to r...
What is the difference between 'protected' and 'protected internal'?
...
- Update answer 2019 -
You can find the difference in below table based accessibility is yes,
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Efficient string concatenation in C++
...ldn't say it's wrong to use STL and string together. See sgi.com/tech/stl/table_of_contents.html
– Brian R. Bondy
Mar 4 '09 at 16:23
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Make a div fill up the remaining width
...) allowed width to be set, b) has the best browser support and c) wasn't a table
– Jayen
May 21 '15 at 5:27
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How to update SQLAlchemy row entry?
Assume table has three columns: username , password and no_of_logins .
5 Answers
5...
How to repeat a “block” in a django template
...his in more complex scenarios where I wanted to repeat the footer row of a table a the top. And the <tr> row was rather complex.
– caram
Dec 6 '19 at 11:36
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