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Can't find the 'libpq-fe.h header when trying to install pg gem
... For me after run brew install postgressql i run ARCHFLAGS="-arch x86_64" gem install pg and works fine.
– overallduka
Oct 31 '14 at 17:05
5
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Convert HH:MM:SS string to seconds only in javascript
... Math.pow is very slow and can be avoided as shown in other answers based on reduce
– Alejadro Xalabarder
May 3 at 13:57
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show 1 mor...
How can I shuffle the lines of a text file on the Unix command line or in a shell script?
... to head.
A performance comparison is made.
POSIX-compliant function based on awk, sort, and cut, adapted from the OP's own answer:
shuf() { awk 'BEGIN {srand(); OFMT="%.17f"} {print rand(), $0}' "$@" |
sort -k1,1n | cut -d ' ' -f2-; }
Perl-based function - adapted from Moo...
Can my enums have friendly names? [duplicate]
... @Roy - that's not always true, sometimes (precisely when is based on an implementation detail) the C# compiler will emit a Dictionary lookup instead, see: stackoverflow.com/questions/3366376/…
– John Rasch
Mar 2 '11 at 20:23
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Where can I locate themes for VS2012
..., and restarted. Doesn't work, at least not for me (RTM version Windows 8 x64). Maybe one needs to restart windows (logoff and logon didn't help).
– Stefan Steiger
Dec 25 '12 at 11:02
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How to have an automatic timestamp in SQLite?
I have an SQLite database, version 3 and I am using C# to create an application that uses this database.
7 Answers
...
How to asynchronously call a method in Java
... CompletableFuture, this way you can perform additional async computations based on the result from calling an async function.
for example:
CompletableFuture.supplyAsync(this::findSomeData)
.thenApply(this:: intReturningMethod)
.thenAccept(this::notify);
...
Accessing Session Using ASP.NET Web API
...ative);
}
}
This solution has the added bonus that we can fetch the base URL in javascript for making the AJAX calls:
_Layout.cshtml
<body>
@RenderBody()
<script type="text/javascript">
var apiBaseUrl = '@Url.Content(ProjectNameSpace.WebApiConfig.UrlPrefixRelati...
How to compile and run C/C++ in a Unix console/Mac terminal?
...p -o main.out", and get this error, Undefined symbols for architecture x86_64: "std::__1::locale::use_facet(std::__1::locale::id&) const", ... turns out the reason is, gcc default-links is libc. while using g++ will link with libstdc++. So use "g++ main.cpp -o main.out" may be better.
...
The JPA hashCode() / equals() dilemma
...eptively hard to implement correctly when
objects are persisted to a database. However, the problems stem
entirely from allowing objects to exist without an id before they are
saved. We can solve these problems by taking the responsibility of
assigning object IDs away from object-relational ...