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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...ry so you can avoid this overhead.
Still an advantage?
Most DBMS' (the latest editions) will cache the query plans for INDIVIDUAL SQL statements, greatly reducing the performance differential between stored procs and ad hoc SQL. There are some caveats and cases in which this isn't the case, so you...
Is it possible for a computer to “learn” a regular expression by user-provided examples?
...ions. All tools like RegexBuddy can do is to make it easier to create and test the high-level description. Instead of using the terse regular expression syntax directly, RegexBuddy enables you to use plain English building blocks. But it can't create the high-level description for you, since it c...
How are everyday machines programmed?
...tart over. There are newer chips FPGA that higher end devices use to make testing, deploying, etc easier, but they are the same thing.
Coca-cola machines, routers, etc. typically use a realtime OS like QNX, EMBOS, or sometimes RTlinux if you're lucky. Most of these are proprietary OS you license...
Is it better to specify source files with GLOB or each file individually in CMake?
...DIRECTORIES false *.h *.cpp)
update_deps_file("${sources}")
add_executable(test ${sources})
You're still carting around the explicit dependencies (and triggering all the automated builds!) like before, only it's in two files instead of one.
The only change in procedure is after you've created a n...
Calling Python in Java?
...rpreter.get("funcName");
PyObject result = someFunc.__call__(new PyString("Test!"));
String realResult = (String) result.__tojava__(String.class);
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Visualizing branch topology in Git
...n parentheses— e.g. in the lg1 & lg2 screenshots you can see (origin/test_on_10.8) showing the remote branch, and in the lg2 screenshot you can see (HEAD -> master, origin/master, origin/HEAD) showing both local and remote positions of the master branch and HEAD. This matches what popular ...
How do I detect if Python is running as a 64-bit application? [duplicate]
...ample below demonstrates. The quickest safe multi-platform approach is to test sys.maxsize on Python 2.6, 2.7, Python 3.x.
$ arch -i386 /usr/local/bin/python2.7
Python 2.7.9 (v2.7.9:648dcafa7e5f, Dec 10 2014, 10:10:46)
[GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
Type "help", "copyright",...
How can I store my users' passwords safely?
... your password hashes, he has to burn a considerable amount of CPU time to test his dictionary against your hashes.
– caf
Oct 18 '09 at 5:51
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Handling click events on a drawable within an EditText
...der the following. It's not the most elegant solution but it works, I just tested it.
Create a customized EditText class CustomEditText.java:
import android.content.Context;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.v...
Cross field validation with Hibernate Validator (JSR 303)
... to create an annotation and a validator every time I have a novel type of test to perform.
– user41871
Apr 6 '11 at 7:30
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