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How is null + true a string?
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Interestingly, using Reflector to inspect what is generated, the following code:
string b = null + true;
Console.WriteLine(b);
is transformed into this by the compiler:
Console.WriteLine(true);
The reasoning behind this "optimization" is a bit weird I must say,...
Clone Object without reference javascript [duplicate]
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I wanted to point what is maybe not clear : you can't iterate on own properties of A like you do on obj. But I agree that, depending on what OP wants to do with his objects, this may be a solution.
– Denys Séguret
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How can I write to the console in PHP?
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Thanks, error_log is what I needed to output to the terminal from the PHP built-in web server
– Martín Coll
Jan 20 '14 at 20:43
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ORDER BY the IN value list
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@user80168 What if there are thousands values in IN clause? because I have got to do it for thousands records
– kamal
Oct 20 '16 at 10:35
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How to use support FileProvider for sharing content to other apps?
...t to grant the permission to. However, when sharing, usually we don't know what application the sharing destination is.
– Randy Sugianto 'Yuku'
Aug 20 '13 at 14:08
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Is a `=default` move constructor equivalent to a member-wise move constructor?
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What document are you quoting 8.4.2 from? Neither the C++11 standard or N3690 contain the text ", and not have an exception-specification" in 8.4.2/1. They do both say in 8.4.2/2: "An explicitly-defaulted function may be decl...
How does the compilation/linking process work?
...r failed overload resolution errors, are reported.
Linking
The linker is what produces the final compilation output from the object files the compiler produced. This output can be either a shared (or dynamic) library (and while the name is similar, they haven't got much in common with static libra...
How can I make setuptools install a package that's not on PyPI?
...elf won't work, because easy_install can't tell just by looking at the URL what it's going to get.
By changing it to http://github.com/mtai/python-gearman/tarball/master#egg=gearman-2.0.0beta instead, easy_install will be able to identify the package name and its version.
The final step is to add ...
Delete a single record from Entity Framework?
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This is the better way. Think about it. What if John Smith is trying to remove an item with an id = 1 that Susie Smith removed 30 seconds ago but John doesn't know? You need to hit the database in that case.
– Yusha
Jan 9 '18 ...
How to get a list of repositories apt-get is checking? [closed]
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AFAIK you can't ask apt for what are their current sources, however you can do what you want using shell tools.
Getting a list of repositories:
grep -h ^deb /etc/apt/sources.list /etc/apt/sources.list.d/* >> current.repos.list
Applying the lis...