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What is the fastest substring search algorithm?
...o I don't sound like an idiot I'm going to state the problem/requirements more explicitly:
18 Answers
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Why is XOR the default way to combine hashes?
...t to combine them. I've read that a good way to combine two hashes is to XOR them, e.g. XOR( H(A), H(B) ) .
9 Answers
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Please enter a commit message to explain why this merge is necessary, especially if it merges an upd
I am using Git. I did a pull from a remote repo and got an error message:
8 Answers
8
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How to clear APC cache entries?
...che entries when I deploy a new version of the site.
APC.php has a button for clearing all opcode caches, but I don't see buttons for clearing all User Entries, or all System Entries, or all Per-Directory Entries.
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Font size in CSS - % or em?
... setting the size of fonts in CSS, should I be using a percent value ( % ) or em ? Can you explain the advantage?
8 Answer...
Using logging in multiple modules
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Best practice is, in each module, to have a logger defined like this:
import logging
logger = logging.getLogger(__name__)
near the top of the module, and then in other code in the module do e.g.
logger.debug('My message with %s', 'variable data')
If you need to subdivide logging activity insi...
Difference between an API and SDK
...an API an SDK. I need to explain why a commercial fingerprint software vendor will likely not provide an SDK, although they may certainly have used one.
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How to know if other threads have finished?
...is:
Use Thread.join() in your main thread to wait in a blocking fashion for each Thread to complete, or
Check Thread.isAlive() in a polling fashion -- generally discouraged -- to wait until each Thread has completed, or
Unorthodox, for each Thread in question, call setUncaughtExceptionHandler to c...
Java EE web development, where do I start and what skills do I need? [closed]
... since Sep 2019 been renamed to "Jakarta EE", starting with version 8. Historically, there was also the term "J2EE" which covered versions 1.2 until 1.4. The "Java EE" covered versions 5 until 8. See also Java Platform, Enterprise Edition, History on Wikipedia.
What exactly do I need to learn?
I a...
What do numbers using 0x notation mean?
...rs. (base 16)
The number 0x6400 is 25600.
6 * 16^3 + 4 * 16^2 = 25600
For an example including letters (also used in hexadecimal notation where A = 10, B = 11 ... F = 15)
The number 0x6BF0 is 27632.
6 * 16^3 + 11 * 16^2 + 15 * 16^1 = 27632
24576 + 2816 + 240 = 27632
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