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What does java:comp/env/ do?
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what if there are more /-es in your lookup? Like: "java:com/env/foo/bar", is your jndiName value "foo/bar" or "foo.bar"?
– Pieter De Bie
Jun 5 '15 at 7:15
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HTML5 Canvas 100% Width Height of Viewport?
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Ternary Operator Similar To ?:
.... I´ll think about that. My reason to avoid the very first code was to be more concise in not having a temporary val for a following if-statement: Do it intelligible in one line, just like one have it in mind.
– Peter Schmitz
Feb 9 '11 at 22:48
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Is there a TRY CATCH command in Bash
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Beginner's guide to ElasticSearch [closed]
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Is a memory leak created if a MemoryStream in .NET is not closed?
...tter dispose of this when you're finished," it doesn't really mean that anymore.
– Phil
Sep 21 '12 at 15:50
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Generating an MD5 checksum of a file
...ferent bunch of letters is all. It's not that hard.
Here is a way that is more complex, but memory efficient:
import hashlib
def hash_bytestr_iter(bytesiter, hasher, ashexstr=False):
for block in bytesiter:
hasher.update(block)
return hasher.hexdigest() if ashexstr else hasher.dig...
Java code for getting current time [duplicate]
...in maintenance mode, advises migration to the java.time classes.
To learn more, see the Oracle Tutorial. And search Stack Overflow for many examples and explanations. Specification is JSR 310.
Where to obtain the java.time classes?
Java SE 8, Java SE 9, and later
Built-in.
Part of the standa...
delete word after or around cursor in VIM
...on's answer that you should probably be in normal mode for most deletions. More details below.
If the cursor is inside the word:
diw to delete in the word (doesn't include spaces)
daw to delete around the word (includes spaces before the next word).
If the cursor is at the start of the word, just ...
How to add a list item to an existing unordered list?
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You can do it also in more 'object way' and still easy-to-read:
$('#content ul').append(
$('<li>').append(
$('<a>').attr('href','/user/messages').append(
$('<span>').attr('class', 'tab').append("Message c...