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Convert PDF to image with high resolution
I'm trying to use the command line program convert to take a PDF into an image (JPEG or PNG). Here is one of the PDFs that I'm trying to convert.
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What does “for” attribute do in HTML tag?
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The <label> tag allows you to click on the label, and it will be treated like clicking on the associated input element. There are two ways to create this association:
One way is to wrap the label element around the input element:
<label>Input here:
<input type...
Android studio using > 100% CPU at all times - no background processes appear to be running
I've noticed Android Studio (when running) uses greater than 100% CPU at all times, even when it appears there are no background processes that the IDE is running (indexing, etc). I might suspect this were something specific to my box, but some fellow developers are encountering this as well.
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What is the simplest and most robust way to get the user's current location on Android?
The LocationManager API on Android seems like it's a bit of a pain to use for an application that only needs an occasional and rough approximation of the user's location.
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How can I make a Python script standalone executable to run without ANY dependency?
I'm building a Python application and don't want to force my clients to install Python and modules.
19 Answers
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Does the default constructor initialize built-in types?
...The behavior of () initializer is different in some respects between C++98 and C++03, but not in this case. For the above class C it will be the same: () initializer performs zero initialization of C::x.
Another example of initialization that is performed without involving constructor is, of course...
Java switch statement: Constant expression required, but it IS constant
...s except for assignment operators, ++, -- or instanceof, and e) allow type casts to primitive types or String only.
Note that this doesn't include any form of method or lambda calls, new, .class. .length or array subscripting. Furthermore, any use of array values, enum values, values of primitive ...
Why is isNaN(null) == false in JS?
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But then at least a string is cast into a NaN object, as isNaN("text") returns true.
– Hanno Fietz
Sep 22 '08 at 15:45
add a comme...
Operator Overloading with C# Extension Methods
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I was hoping to implement this same concept to cast a String to a PowerShell ScriptBlock.
– Trevor Sullivan
Feb 17 '14 at 17:00
4
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Automating the InvokeRequired code pattern
... {
action(obj);
}
}
The template allows for flexible and cast-less code which is much more readable while the dedicated delegate provides efficiency.
progressBar1.InvokeIfRequired(o =>
{
o.Style = ProgressBarStyle.Marquee;
o.MarqueeAnimationSpeed = 40;
});
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