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Is there a way to make ellipsize=“marquee” always scroll?
I want to use the marquee effect on a TextView, but the text is only being scrolled when the TextView gets focus. That's a problem, because in my case, it can't.
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How to create a trie in Python
... _end). (It's like a version of get that also updates the dictionary.)
Next, a function to test whether the word is in the trie:
>>> def in_trie(trie, word):
... current_dict = trie
... for letter in word:
... if letter not in current_dict:
... return False
.....
Akka or Reactor [closed]
...icipated, it's quite premature to provide a final answer to the question, except that Reactor is still in early stages, therefore not yet suitable for a comparison. So, let's wait and see how things evolve :-) Thanks, David
– David Riccitelli
May 21 '13 at 11:3...
How to perform static code analysis in php? [closed]
...c analysis tool for PHP source files? The binary itself can check for syntax errors, but I'm looking for something that does more, like:
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Byte array to image conversion
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You may also explicitly make the memory stream non-writable after initialization: new MemoryStream(byteArrayIn, false)
– Holstebroe
Feb 7 '12 at 9:54
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How can I reliably determine the type of a variable that is declared using var at design time?
...ween keystrokes.
When the IDE needs to work out the type of a particular expression inside a method body -- say you've typed "foo." and we need to figure out what are the members of foo -- we do the same thing; we skip as much work as we reasonably can.
We start with a pass which analyzes only th...
How to tell if a string is not defined in a Bash shell script
...guish whether VAR is set but empty or not set, you can use:
if [ -z "${VAR+xxx}" ]; then echo VAR is not set at all; fi
if [ -z "$VAR" ] && [ "${VAR+xxx}" = "xxx" ]; then echo VAR is set but empty; fi
You probably can combine the two tests on the second line into one with:
if [ -z "$VAR" -a...
二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...下二维码一共有40个尺寸。官方叫版本Version。Version 1是21 x 21的矩阵，Version 2是 25 x 25的矩阵，Version 3是29的尺寸，每增加一个version，就会增加4的尺寸，公式是：(V-1)*4 + 21（V是版本号） 最高Version 40，(40-1)*4+21 = 177，所以最高是177...
JSON.parse vs. eval()
...n.parse just parses JSON whereas eval would leave the door open to all JS expressions.
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