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What is the proper way to test if a parameter is empty in a batch file?
...whenever %1 is surrounded by quotes such as the case when %1 is "c:\some path with spaces" .
16 Answers
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Uninstall / remove a Homebrew package including all its dependencies
I have a Homebrew formula that I wish to uninstall/remove along with all its dependencies, skipping packages whom other packages depend upon (a.k.a. Cascading package removal in Package manager parlance).
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Function in JavaScript that can be called only once
I need to create a function which can be executed only once, in each time after the first it won't be executed. I know from C++ and Java about static variables that can do the work but I would like to know if there is a more elegant way to do this?
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Which version of C# am I using
...out which version of C# I'm using.
If I would be using python I would do something like python -V from the command line, or type:
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How do I know the current width of system scrollbar?
...Advanced -> Item: ScrollBar. The default value is 17. However, I can't assume this is always the case, is it possible for me to retrieve this value?
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Using try vs if in python
...forgiveness than permission") over LBYL style ("look before you leap"). To me, it's a matter of efficiency and readability.
In your example (say that instead of returning a list or an empty string, the function were to return a list or None), if you expect that 99 % of the time result will actually...
How to Copy Text to Clip Board in Android?
Can anybody please tell me how to copy the text present in a particular textview to clipboard when a button is pressed?
17 ...
How to use JUnit and Hamcrest together?
...t understand how JUnit 4.8 should work with Hamcrest matchers. There are some matchers defined inside junit-4.8.jar in org.hamcrest.CoreMatchers . At the same time there are some other matchers in hamcrest-all-1.1.jar in org.hamcrest.Matchers . So, where to go? Shall I explicitly include ham...
Bash continuation lines
...inuation"\
> "lines"
continuation lines
If this creates two arguments to echo and you only want one, then let's look at string concatenation. In bash, placing two strings next to each other concatenate:
$ echo "continuation""lines"
continuationlines
So a continuation line without an i...
Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
...lar problem. It works on one server and does not on another server with same Nginx configuration. Found the the solution which is answered by Igor here http://forum.nginx.org/read.php?2,1612,1627#msg-1627
Yes. Or you may combine SSL/non-SSL servers in one server:
server {
listen 80;
listen 4...