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Replace one substring for another string in shell script
...tatement with a or condition. Just if I want to replace Suzi or Marry with new string.
– Priyatham51
Jan 8 '14 at 22:41
3
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HTML if image is not found
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The best way to solve your problem:
<img id="currentPhoto" src="SomeImage.jpg" onerror="this.onerror=null; this.src='Default.jpg'" alt="" width="100" height="120">
onerror is a good thing for you :)
Just change the image file name and try yourself.
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Checking if output of a command contains a certain string in a shell script
...r example, if you add a line of logging like echo "Exit status is $?", the new value in $? becomes the exit status of echo.
– Charles Duffy
Mar 12 '19 at 15:40
add a comment
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$.getJSON returning cached data in IE8
...ade to the $.ajax object.
The solution that ended up working was to add a new parameter manually
var noCache = Date();
$.getJSON("/somepage/someaction", { "noCache": noCache }, Callback);
the date resolution is only to the minute; which effectively means this solution still caches for upto one m...
Maven artifact and groupId naming
...f the
current project is a multiple module
project, it should append a new
identifier to the parent's groupId.
eg. org.apache.maven, org.apache.maven.plugins,
org.apache.maven.reporting
artifactId is the name of the jar without version. If you created it
then you can choose whatever...
What is an MvcHtmlString and when should I use it?
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ASP.NET 4 introduces a new code nugget syntax <%: %>. Essentially, <%: foo %> translates to <%= HttpUtility.HtmlEncode(foo) %>. The team is trying to get developers to use <%: %> instead of <%= %> wherever possible t...
How to run script as another user without password?
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f6905697%2fhow-to-run-script-as-another-user-without-password%23new-answer', 'question_page');
}
);
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sed beginner: changing all occurrences in a folder
... this command with the BSD's sed you will need to redirect the output to a new file then rename it.
The find utility does not implement the -exec argument in old UNIX boxes, so, you will need to use a | xargs instead.
share...
Why can I create a class named “var”?
...etermine whether var is being used as a keyword in code like var testVar = new var();. Yes, the context, in terms of whether a custom type named var was defined, plays into it, but it's precisely because the compiler is not smart enough in those cases to know whether var testVar refers to the class ...
How to convert String object to Boolean Object?
...oolean.parseBoolean("true");
Advantage:
Boolean: this does not create new instances of Boolean, so performance is better (and less garbage-collection). It reuses the two instances of either Boolean.TRUE or Boolean.FALSE.
boolean: no instance is needed, you use the primitive type.
The official...