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How to set an environment variable only for the duration of the script?
...ectly), but bash is fine with it. I guess I'll go with the env method from now on.
– Chinoto Vokro
Oct 26 '16 at 15:58
3
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How did I get a value larger than 8 bits in size from an 8-bit integer?
...w
c: 127 // woop
c: 126
c: 125
c: 124
c: 123
c: 122
Freaky ey? I don't know much about what the compiler does to expressions like i++ or i--. It's likely promoting the return value to an int and passing it. That's the only logical conclusion I can come up with because you ARE in fact getting valu...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...
I know this is an old question but synchronizing on "this" is considered in some circles to be an anti-pattern. The unintended consequence is that outside of the class someone can lock on an object reference that is equal to "t...
composer: How to find the exact version of a package?
...
I know it's an old question, but...
composer.phar show
Will show all the currently installed packages and their version information. (This was shown in previous versions of Composer only when using the now-deprecated -i opti...
How to generate and validate a software license key?
...After you find some keys or patches floating in astalavista.box.sk you'll know that you succeeded in making something popular enough that somebody bothered to crack. Rejoice!
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Cross field validation with Hibernate Validator (JSR 303)
...The way to go is a class level constraint. Hibernate Validator also offers now a @ScriptAssert which makes the implementation of bean internal dependencies easier.
– Hardy
May 18 '10 at 7:54
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How do I get the number of days between two dates in JavaScript?
... As the answer that's marked correct and highest voted (as of now), it's worth commenting that this answer doesn't correctly handle Daylight Savings Time. See Michael Liu's answer instead.
– osullic
Sep 21 '16 at 0:01
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How can I make an svg scale with its parent container?
...0 10,0" />
</svg>
It will render as a 10px by 20px triangle:
Now, if you set only the width and height, that will change the size of the SVG element, but not scale the triangle:
<svg width=100 height=50>
<polygon fill=red stroke-width=0
points="0,10 20,10 10...
Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
... @ComicSansMS yeah I was trying to get an error using rextester and now I just realized I can only receive the error if I remove static which is interesting.
– Shafik Yaghmour
Dec 16 '13 at 15:57
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Count number of matches of a regex in Javascript
... simply match on the string, like a standard string utility class method.
Now, here you can see that I'm dealing with issues with the input. With the following:
if (typeof re !== "string") {
return 0;
}
I am ensuring that the input isn't anything like the literal 0, false, undefined, or null...