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Why does Hibernate require no argument constructor?
... constructor to be able to instantiate the object. For most use cases, providing a no-arg constructor is not a problem.
There are hacks based on serialization that can work around not having a no-arg constructor, since serialization uses jvm magic to create objects without invoking the constructor....
Is there any way to close a StreamWriter without closing its BaseStream?
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Thanks mate! Did not know this, and if anything that would be a fine reason for me to start targeting .NET 4.5!
– Vectovox
Jan 15 '14 at 13:54
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Is leaked memory freed up when the program exits?
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@Justin: Without knowing the OS I don't think this is valid. Maybe explicitly specify the OS you are talking about.
– Brian R. Bondy
Jun 4 '10 at 16:14
1
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Applying function with multiple arguments to create a new pandas column
...rror. In that case, the @RomanPekar solution works without any problem. I didn't compare the performance.
– Ehsan Sadr
Feb 15 '19 at 1:55
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Which is best way to define constants in android, either static class, interface or xml resource?
I'm developing an android application which uses web service to get data from server, for that I'm having three different set of URLs to point development system, test server and live server. It's difficult to change URL whenever I want to give application for testing/live. so I planned to make it a...
Is there a CSS not equals selector?
...matched" />
<input type="text" value="will not be matched" class="avoidme" />
<input type="text" value="will be matched" />
and the CSS
input:not(.avoidme) { background-color: green; }
Note: this workaround shouldn't be necessary any more; I'm leaving it here for context.
If y...
Backporting Python 3 open(encoding=“utf-8”) to Python 2
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I think Lennart's response below is much better as it provides more explanation and the caveat about the io module being slow in 2.x along with the suggestion to use codecs.open.
– gps
Jun 11 '12 at 19:10
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Operation on every pair of element in a list
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Calling shell functions with xargs
...ould be simplified to
bash -c 'echo_var "{}"'
moving the {} directly inside it. But it's vulnerable to command injection as pointed out by @Sasha.
Here is an example why you should not use the embedded format:
$ echo '$(date)' | xargs -I {} bash -c 'echo_var "{}"'
Sun Aug 18 11:56:45 CDT 2019
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jQuery slide left and show
I extended the jQuery effects called slideRightShow() and slideLeftHide() with a couple functions that work similarly to slideUp() and slideDown() as seen below. However, I would also like to implement slideLeftShow() and slideRightHide() .
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