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Why should eval be avoided in Bash, and what should I use instead?
...g higher than &2) to your target:
exec 3<&0 # Redirect from stdin
exec 3>&1 # Redirect to stdout
exec 3>&2 # Redirect to stderr
exec 3> /dev/null # Don't save output anywhere
exec 3> file.txt # Redirect to file
exec 3> "$var" # Redirect ...
How to do a git diff on moved/renamed file?
...ure, and new users shouldn't
have to dig in the documentation to benefit from it.
Potential objections to activating rename detection are that it
sometimes fail, and it is sometimes slow. But rename detection is
already activated by default in several cases like "git status" and "git merg...
How to refresh / invalidate $resource cache in AngularJS
... I have dynamic query parameters. Is there a way to access the url from $resource factory?
– suzanshakya
Jul 28 '14 at 14:49
1
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Exit a Script On Error
...ands' error codes cause an automatic exit. Furthermore, "the rules change from one Bash version to another, as Bash attempts to track the extremely slippery POSIX definition of this 'feature'". I agree with @Dennis Williamson and the accepted answer of stackoverflow.com/questions/19622198/… - us...
Can a JSON value contain a multiline string
..." data in JSON in normal circumstances. But if this is a simple way to go from no tests to tests, then go for it.
– sf_jeff
Dec 31 '16 at 17:02
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Is the order of elements in a JSON list preserved?
...
Yes, the order of elements in JSON arrays is preserved. From RFC 7159 -The JavaScript Object Notation (JSON) Data Interchange Format
(emphasis mine):
An object is an unordered collection of zero or more name/value
pairs, where a name is a string and a value is a string, num...
Replace a value if null or undefined in JavaScript
...le on JavaScript, though browser support is limited. According to the data from caniuse, only 48.34% of browsers are supported (as of April 2020).
According to the documentation,
The nullish coalescing operator (??) is a logical operator that
returns its right-hand side operand when its left...
How to use ScrollView in Android?
... </LinearLayout>
</ScrollView>
The idea for this answer came from a previous answer that is now deleted (link for 10K users). The content of this answer is an update and adaptation of this post.
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Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards
... type while thenReturn takes a non-wildcard type, which must be captured. From Mockito's OngoingStubbing,
OngoingStubbing<T> thenAnswer(Answer<?> answer);
OngoingStubbing<T> thenReturn(T value);
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Using ping in c#
... The packet contains a header of 20 bytes which contains the response data from the server which received the ping request. The .Net framework System.Net.NetworkInformation namespace contains a class called PingReply that has properties designed to translate the ICMP response and deliver useful info...