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How to read a file into a variable in shell?
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In cross-platform, lowest-common-denominator sh you use:
#!/bin/sh
value=`cat config.txt`
echo "$value"
In bash or zsh, to read a whole file into a variable without invoking cat:
#!/bin/bash
value=$(<config.txt)
echo "$value"
Invoking cat in ...
Check if a Class Object is subclass of another Class Object in Java
... is an instance of a Class or Interface (including subclasses) you know at compile time:
boolean isInstance = someObject instanceof SomeTypeOrInterface;
Example:
assertTrue(Arrays.asList("a", "b", "c") instanceof List<?>);
b) Check if an Object is an instance of a Class or Interface (inc...
How can I replace every occurrence of a String in a file with PowerShell?
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android EditText - finished typing event
...m our customers, neither do they... I am talking about a list of Edittexts/Comboboxes etc. If you only give the user one Input field and force him to press a button before he can advance to other fields then that's obviously a different story...
– AgentKnopf
Ap...
Vertically centering a div inside another div [duplicate]
...nter;
align-items: center;
}
Demo
More examples & possibilities:
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Benefits of using the conditional ?: (ternary) operator
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I would basically recommend using it only when the resulting statement is extremely short and represents a significant increase in conciseness over the if/else equivalent without sacrificing readability.
Good example:
int result = Check() ? 1 ...
How to make blinking/flashing text with CSS 3
... animation and
@keyframes. You can refer to my detailed code here
As commented, this won't work on older versions of Internet Explorer, and for that you need to use jQuery or JavaScript...
(function blink() {
$('.blink_me').fadeOut(500).fadeIn(500, blink);
})();
Thanks to Alnitak for sugg...
How do I find the install time and date of Windows?
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ASP.Net MVC: How to display a byte array image from model
...base64,{0}", base64);
}
<img src="@imgSrc" />
As mentioned in the comments below, please use the above armed with the knowledge that although this may answer your question it may not solve your problem. Depending on your problem this may be the solution but I wouldn't completely rule out ac...
How can I check if a directory exists in a Bash shell script?
What command can be used to check if a directory exists or not, within a Bash shell script?
35 Answers
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