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Numeric for loop in Django templates
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I've used a simple technique that works nicely for small cases with no special tags and no additional context. Sometimes this comes in handy
{% for i in '0123456789'|make_list %}
{{ forloop.counter }}
{% endfor %}
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How to append text to an existing file in Java?
...he file does not already exist. It also does not append a newline automatically (which you often want when appending to a text file). Steve Chambers's answer covers how you could do this with Files class.
However, if you will be writing to the same file many times, the above has to open and close t...
How can I find unused images and CSS styles in a website? [closed]
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You don't have to pay any web service or search for an addon, you already have this in Google Chrome under F12 (Inspector)->Audits->Remove unused CSS rules
Screenshot:
Update: 30 Jun, 2017
Now Chrome 59 provides CSS and JS code coverage. See http...
Regular expression for first and last name
... I would escape the special characters in these regexps - especially . (decimal point/dot/full stop) since it's the regexp wildcard =)
– Joel Purra
Aug 8 '12 at 18:45
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Can an Option in a Select tag carry multiple values?
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I was actually wondering this today, and I achieved it by using the php explode function, like this:
HTML Form (in a file I named 'doublevalue.php':
<form name="car_form" method="post" action="doublevalue_action.php">
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Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?
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With the Java optional package or Oracle JDK installed,
adding one of the following lines to your ~/.bash_profile file will set the environment variable accordingly.
export JAVA_HOME="$(/usr/libexec/java_home -v 1.6)"
or
export JAVA_HOME="$(/usr/libexec/java_home -v 1.7)...
How to view files in binary from bash?
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...and it's preinstalled on Mac OS X and on Linux.
– Sridhar Sarnobat
Sep 5 '17 at 22:36
1
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Checking if a blob exists in Azure Storage
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@anpatel, python version:len(blob_service.list_blobs(container_name, file_name)) > 0
– RaSi
Apr 6 '15 at 18:04
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View more than one project/solution in Visual Studio
I am new to visual studio and I am experimenting around with some Windows Services. I have created two solutions and I would like to view both of them at once. Without having to click file->recent projects to switch back and forth.
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Android: Share plain text using intent (to all messaging apps)
...for me, sometimes I get this exception java.lang.IllegalArgumentException: Service not registered: ActivityInfo{67f62c5 com.google.android.apps.hangouts.phone.ShareIntentActivity}
– berrytchaks
Aug 29 '17 at 9:12
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