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What is the use case of noop [:] in bash?
...tax error near unexpected token `fi'
line 4: `fi'
Bash can't have empty blocks (WTF). So you add a no-op:
if [ "$foo" != "1" ]
then
#echo Success
:
fi
or you can use the no-op to comment out the lines:
if [ "$foo" != "1" ]
then
: echo Success
fi
...
How to disable and re-enable console logging in Python?
...
Not an answer as blocking propagation effectively disables all handlers of the root logger and the question clearly states (…) but I may have other handlers there that I want to keep which suggests the intention is to disable default Stream...
Is .NET/Mono or Java the better choice for cross-platform development? [closed]
...h platforms (as are other .NET languages like Nemerle, Boo, and Phalanger (PHP) ).
Mono ships with a lot of the actual Microsoft written code including the Dynamic Language Runtime (DLR), Managed Extensibility Framework (MEF), F#, and ASP.NET MVC. Because Razor is not Open Source, Mono currently sh...
Internet Explorer's CSS rules limits
...t" the "selector" is the portion of the "rule" outside of the "declaration block" which can be a single selector or a selector group. Using that definition all rules technically have only one selector even if that selector is actually a group of specific individual selectors. -> continued ->
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Why are all fields in an interface implicitly static and final?
... by not allowing method/constructor bodies or static/instance initializing blocks. 'No state' is enforced by only allowing static final fields. Therefore, the class can have a state (static state), but the instance state is not inferred by the interface.
BTW : A constant in Java is defined by a sta...
Get Maven artifact version at runtime
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Put this in a static initializer block.
– opyate
Feb 4 '13 at 15:48
1
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I do not want to inherit the child opacity from the parent in CSS
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It seems that display: block elements do not inherit opacity from display: inline parents.
Codepen example
Maybe because it's invalid markup and the browser is secretly separating them? Because source doesn't show that happening. Am I missing som...
Getter and Setter declaration in .NET [duplicate]
...ave no bugs! Problem solved. Also, to add clarification: The second code block (and the third, but let's not use that) allows you to do some stuff before you actually get the value of the variable. For instance, you could set a flag: isAccessed = true;
– Russell Uhl
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How to loop through files matching wildcard in batch file
...mehow missed the page in the docs that showed that you could do multi-line blocks in a FOR loop. I am going to go have to go back and rewrite some batch files now...
share
|
improve this answer
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Fastest way to check if a file exist using standard C++/C++11/C?
...scope at the end of the function. So return f.good() could replace the if block?
– ilent2
Feb 21 '14 at 2:38
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