大约有 1,633 项符合查询结果（耗时：0.0473秒） [XML]
Why exactly is eval evil?
...tly necessary. I’ve seen the same recommendation for several programming languages, but I’ve not yet seen a list of clear arguments against the use of eval . Where can I find an account of the potential problems of using eval ?
...
How to override the copy/deepcopy operations for a Python object?
...nk __deepcopy__ should include a test to avoid infinite recursion: <!-- language: lang-python --> d = id(self) result = memo.get(d, None) if result is not None: return result
– Antonín Hoskovec
Jan 21 '19 at 9:33
...
What's the difference between URI.escape and CGI.escape?
...ement. The replacement will vary by its
use case.
https://bugs.ruby-lang.org/issues/4167
Unfortunately there is not a single word about it in the docs, the only way to know about it is to check the source, or run the script with warnings in verbose level (-wW2) (or use some google-fu).
Som...
Why are dashes preferred for CSS selectors / HTML attributes?
...S itself, but I do understand (and embrace) the fact that Sass follows the language style of CSS (except for the $ prefix of variables, which of course should have been @). If Sass documents are to look and feel like CSS documents, they need to follow the same style as CSS, which uses dash as a deli...
Unable to execute dex: method ID not in [0, 0xffff]: 65536
...ng multidex support (this one error in particular gave me nightmares: java.lang.ClassNotFoundException: Didn't find class "org.qtproject.qt5.android.QtActivityDelegate" on path: DexPathList[[],nativeLibraryDirectories=[/vendor/lib, /system/lib]]). It turned out that my mistake was that I wasn't appl...
CSS customized scroll bar in div
...upports scroll bar styling, but only for IE8 and above.
Example:
<!-- language: lang-css -->
.TA {
scrollbar-3dlight-color:gold;
scrollbar-arrow-color:blue;
scrollbar-base-color:;
scrollbar-darkshadow-color:blue;
scrollbar-face-color:;
scr...
Using Mockito's generic “any()” method
...//site.mockito.org/mockito/docs/current/org/mockito/Matchers.html#isA(java.lang.Class)
share
|
improve this answer
|
follow
|
...
How to model type-safe enum types?
...
http://www.scala-lang.org/docu/files/api/scala/Enumeration.html
Example use
object Main extends App {
object WeekDay extends Enumeration {
type WeekDay = Value
val Mon, Tue, Wed, Thu, Fri, Sat, Sun = Value
}
impor...
When should we use intern method of String on String literals
...
examples.javacodegeeks.com/core-java/lang/string/…
– KNU
Nov 18 '14 at 11:51
|
show 3 more comments
...
console.writeline and System.out.println
... file...
$ java TestConsole >/tmp/test
Exception in thread "main" java.lang.NullPointerException
at TestConsole.main(TestConsole.java:8)
Line 8 is console.writer().println().
Here is the content of /tmp/test
console=null
I hope my explanations help.
...