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Getting output of system() calls in Ruby
...d capturing the latter is convoluted and messy.
The best answer in this thread so far mentions Open3, but not the functions that are best suited for the task. Open3.capture2, capture2e and capture3 work like system, but returns two or three arguments:
out, err, st = Open3.capture3("echo #{untruste...
What are good grep tools for Windows? [closed]
...
(I'm still a fan of PowerGREP, but I don't use it anymore.)
I know you already mentioned it, but PowerGREP is awesome.
Some of my favorite features are:
Right-click on a folder to run PowerGREP on it
Use regular expressions or literal text
Specify wildcards for files to include & exclude
Sear...
Is there a destructor for Java?
...ave a look at the try-with-resources statement. For example:
try (BufferedReader br = new BufferedReader(new FileReader(path))) {
System.out.println(br.readLine());
} catch (Exception e) {
...
} finally {
...
}
Here the resource that is no longer needed is freed in the BufferedReader.close(...
How to store a git config as part of the repository?
.../.gitconfig. No one will remember it. Is there a way to make git to ALWAYS read the repo's .gitconfig.
– Zaar Hai
Aug 20 '13 at 9:23
9
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What is a practical use for a closure in JavaScript?
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I just read the w3schools page on closures and then came here for more info. This is the same as the w3schools page: w3schools.com/js/js_function_closures.asp
– tyelford
Jun 14 '17 at 12:31
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Is there a “null coalescing” operator in JavaScript?
...efined and true otherwise - using that with a logical or; it could be more readable than many nested functions calls. e.g. $N(a) || $N(b) || $N(c) || d is more readable than $N($N($N(a, b), c), d).
– Bob
Nov 28 '13 at 6:13
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How do I remove an item from a stl vector with a certain value?
...o be the same on either side of the call to std::remove? It looks to me in reading other parts of the web like this is safe, but it should be stated clearly.
– dmckee --- ex-moderator kitten
Nov 5 '11 at 21:28
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Visual Studio Disabling Missing XML Comment Warning
... coverage is. Any tool that calculates documentation coverage will always read 100%. So you literally have to go through the mentally exhausting task of reading every XML comment and evaluating whether it is sufficient to document the code. Having done this on a large project, I can tell you, it's ...
Eclipse: How do you change the highlight color of the currently selected method/expression?
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It's different in Eclipse 3 Mars. Remember to get the "Read" and "Wrte" occurrences. Here's a screenshot of how it looks when editing for PHP: i.imgur.com/3H1GfYO.png
– Coreus
May 7 '16 at 14:29
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Why would a static nested interface be used in Java?
... say this because I like to keep my classes short and to the point. Also a reader can see what other entities are related to a class by looking at the classes in the package. I'd probably have a package java.collections.map for maps. This is about OO and modularity. java.util has too much in it. uti...