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Open firewall port on CentOS 7
I am using CentOS 7 and I have to ensure that ports 2888 and 3888 are open.
12 Answers
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Should try…catch go inside or outside a loop?
...w which way the performance would be affected, I guess were back to try-it-and-test (as always).
– Jeffrey L Whitledge
Sep 27 '08 at 18:35
1
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How to run JUnit tests with Gradle?
...dd a junit 4 dependency correctly?
Assuming you're resolving against a standard Maven (or equivalent) repo:
dependencies {
...
testCompile "junit:junit:4.11" // Or whatever version
}
Run those tests in the folders of tests/model?
You define your test source set the same way:
sour...
Python 3: ImportError “No Module named Setuptools”
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I installed python3 python3-pip python3-setuptools and it worked. Thanks.
– warchantua
Sep 5 '17 at 10:07
4
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Are negative array indexes allowed in C?
I was just reading some code and found that the person was using arr[-2] to access the 2nd element before the arr , like so:
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Set cookie and get cookie with JavaScript [duplicate]
... which CSS file I choose in my HTML. I have a form with a list of options, and different CSS files as values. When I choose a file, it should be saved to a cookie for about a week. The next time you open your HTML file, it should be the previous file you've chosen.
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Centering a div block without the width
...his is the item to center... */
display: inline-block;
}
.parent { /* ...and this is its parent container. */
text-align: center;
}
My original post for historical purposes:
You might want to try this approach.
<div class="product_container">
<div class="outer-center">
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How do I specify a pointer to an overloaded function?
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@BenVoigt Hmm, I tested this on vs2010 and couldn't find a case where the static_cast wouldn't catch the problem at compile time. It gave a C2440 with "None of the functions with this name in scope match the target type". Can you clarify?
–...
CSS Pseudo-classes with inline styles
...g the delimiting braces), whose formal grammar is given below in the terms and conventions of the CSS core grammar:
declaration-list
: S* declaration? [ ';' S* declaration? ]*
;
Neither selectors (including pseudo-elements), nor at-rules, nor any other CSS construct are allowed.
Think of inlin...
Remove duplicates in the list using linq
... , What will be the change in code if i have a List<my_Custom_Class> and List<string>. My custom class has various items in which one is DCN number and list<string> has only DCN number. So I need to check the List<Custom_Class> contains any dcn from List<string>. For ex...