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How to get error message when ifstream open fails
... other people in the comments):
e.what() seemed at first to be a more C++-idiomatically correct way of implementing this, however the string returned by this function is implementation-dependant and (at least in G++'s libstdc++) this string has no useful information about the reason behind the erro...
Asynchronous shell commands
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$ myscript &
Note that this is different from putting the & inside your script, which probably won't do what you want.
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How do I provide JVM arguments to VisualVM?
...t have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I provide JVM arguments to jvisualvm.exe?
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Using multiple let-as within a if-statement in Swift
... remember that if one of the attempted optional bindings fail, the code inside the if-let block won't be executed.
Note: the clauses don't all have to be 'let' clauses, you can have any series of boolean checks separated by commas.
For example:
if let latitudeDouble = latitude as? Double, import...
What's the point of having pointers in Go?
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As a side comment, pass-by-reference was added in C# 2.0 via the "ref" keyword. Of course pointers are still more convenient in certain cases, because we can have pointer to pointer to pointer...
– robbie fan
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Get the current file name in gulp.src()
...want more control, you can use something like gulp-tap, which lets you provide your own function and look at the files in the pipe.
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What is a Manifest in Scala and when do you need it?
...une into their signal, you can benefit in ways you cannot imagine, from deciding what to eat for lunch or which lotto number to play.
It isn't clear if a Manifest would benefit the errors you are seeing without knowing more detail.
One common use of Manifests is to have your code behave differentl...
Change File Extension Using C#
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Twitter bootstrap float div right
...-align:right;
<div class="container">
<div class="row-fluid">
<div class="span6">
<p>Text left</p>
</div>
<div class="span6 pull-right" style="text-align:right">
<p>text right</p>
</div>...
Embedding Python in an iPhone app
...ile you aren't targeting a PyObjC based application (which, btw, is a good idea -- PyObjC has a long way to go before it'll be iOS friendly), the PyObjC community has been discussing this and Ronald, of anyone, is probably the most knowledgeable person in this particular area. Note that PyObjC will...