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Unbound classpath container in Eclipse

... have advantages and is even recommended practice for Java projects (personally, I would not do that). Maybe some of the following work for you: Edit the project's properties (right-click project, Properties, Java Build Path, Libraries, Remove and Add Library. Import the project's files without t...
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Stack Memory vs Heap Memory [duplicate]

...C++ and I am always wondering what exactly is stack memory vs heap memory. All I know is when I call new, I would get memory from heap. If if create local variables, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporary and heap memory is...
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How to get image height and width using java?

... From all I'm reading, this reads the entire image into memory. Which is extreme just to get width and height. – Marc May 17 '15 at 20:07 ...
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How to unpack and pack pkg file?

I have a pkg file created by Install Maker for Mac. I want to replace one file in pkg. But I must do this under Linux system, because this is a part of download process. When user starts to download file server must replace one file in pkg. I have a solution how unpack pkg and replace a file but I d...
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Rails find_or_create_by more than one attribute?

There is a handy dynamic attribute in active-record called find_or_create_by: 5 Answers ...
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Simple way to create matrix of random numbers

... You can drop the range(len()): weights_h = [[random.random() for e in inputs[0]] for e in range(hiden_neurons)] But really, you should probably use numpy. In [9]: numpy.random.random((3, 3)) Out[9]: array([[ 0.37052381, 0.03463207, 0.10669077], [ 0.05...
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What's the difference between setWebViewClient vs. setWebChromeClient?

... From the source code: // Instance of WebViewClient that is the client callback. private volatile WebViewClient mWebViewClient; // Instance of WebChromeClient for handling all chrome functions. private volatile WebChromeClient mWebChromeClient; // SOME OTHER SUTFFF....... /** * Set the WebView...
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Does Git warn me if a shorthand commit ID can refer to 2 different commits?

...en testing this, you need a minimum of 4-digit SHA1, because of int minimum_abbrev = 4 in environment.c. (Thanks @devnull for pointing that out!) share | improve this answer | ...
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How can I use MS Visual Studio for Android Development?

...; System > Advanced > Environment Variables) ANDROID_HOME = <install_path>\android-sdk ANDROID_NDK_ROOT = <install_path>\android-ndk ANT_HOME = <install_path>\apache-ant JAVA_HOME = <install_path>\jdk _JAVA_OPTIONS = -Xms256m -Xmx512m Download examples from here....
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What is “callback hell” and how and why does RX solve it?

... clear definition together with a simple example that explains what is a "callback hell" for someone who does not know JavaScript and node.js ? ...