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Check number of arguments passed to a Bash script

... Just like any other simple command, [ ... ] or test requires spaces between its arguments. if [ "$#" -ne 1 ]; then echo "Illegal number of parameters" fi Or if test "$#" -ne 1; then echo "Illegal number of parameters" fi Suggestions When in Bash,...
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Can you build dynamic libraries for iOS and load them at runtime?

... time this question was asked, Dynamic libraries were not supported by iOS and will result in your app getting rejected. Only static libraries are allowed. However, in iOS8 you can use dynamic libraries and frameworks. It should "just work" ...
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windowSoftInputMode=“adjustResize” not working with translucent action/navbar

I have problems with the translucent actionbar/navbar in the new Android KitKat (4.4) and the windowSoftInputMode="adjustResize" . ...
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Adding custom radio buttons in android

... Add a background drawable that references to an image, or a selector (like below), and make the button transparent: <RadioButton android:id="@+id/radio0" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@null" android:...
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A CSS selector to get last visible div

A tricky CSS selector question, don't know if it's even possible. 10 Answers 10 ...
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Remove empty space before cells in UITableView

...e first one. Here's how to change this behavior: a) Interface Builder Select the view controller Open Attributes inspector There's a property called "Adjust scroll view insets" in IB's attribute inspector (when a view controller is selected) which is on by default. Uncheck this option: (Image...
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When to use single quotes, double quotes, and backticks in MySQL

...ng query will produce different results (or errors) depending on SQL mode: SELECT "column" FROM table WHERE foo = "bar" ANSI_QUOTES disabled The query will select the string literal "column" where column foo is equal to string "bar" ANSI_QUOTES enabled The query will select the column column where ...
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How to solve Permission denied (publickey) error when using Git?

I'm on Mac Snow Leopard and I just installed git . 45 Answers 45 ...
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The name 'InitializeComponent' does not exist in the current context

If I create a new project in Visual Studio 2010 SP1 and select "WPF Application" and tries to build the generated application, I get the error ...
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Read file data without saving it in Flask

I am writing my first flask application. I am dealing with file uploads, and basically what I want is to read the data/content of the uploaded file without saving it and then print it on the resulting page. Yes, I am assuming that the user uploads a text file always. ...