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How to stop EditText from gaining focus at Activity startup in Android
... case android:focusable="true" is unnecessary, and can be removed. Additionally the dummy view can be a View instead of a LinearLayout. This saves processing power + saves you from some Warnings. Thus, my recommendation is replacing the dummy view with <View android:focusableInTouchMode="true" ...
Test if a variable is set in bash when using “set -o nounset”
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Nope, -, +, :+, and :- are all supported. The former detect whether the variable is set, and the latter detect whether it is set or empty. From man bash: "Omitting the colon results in a test only for a parameter that is unset."
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move_uploaded_file gives “failed to open stream: Permission denied” error
...ke the owner of those folders same as httpd process owner OR make them globally writable (bad practice).
Check apache process owner: $ps aux | grep httpd. The first column will be the owner typically it will be nobody
Change the owner of images and tmp_file_upload to be become nobody or whatever t...
Web API Put Request generates an Http 405 Method Not Allowed error
Here's the call to the PUT method on my Web API - the third line in the method (I am calling the Web API from an ASP.NET MVC front end):
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What is VanillaJS?
...nto the Public Domain
// Your code goes here:
As you can see, it's not really a framework or a library. It's just a running gag for framework-loving bosses or people who think you NEED to use a JS framework. It means you just use whatever your (for you own sake: non-legacy) browser gives you (usin...
finding the type of an element using jQuery
... When using $("#elementId").get(0).tagName the tagName will be in all caps - TR, DIV etc etc
– Jarede
Oct 18 '12 at 14:41
7
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What is the preferred Bash shebang?
... end of $!/usr/bin/env bash - won't do anything since only one argument is allowed by *nix in the shebang, and that is used by 'bash'. That's apparently only useful for preventing malicious arguments being passed to the script on the commandline if the script's shebang is one of the others with no ...
How to convert Nonetype to int or string?
I've got an Nonetype value x , it's generally a number, but could be None . I want to divide it by a number, but Python raises:
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What is the maximum length of a Push Notification alert text?
... thing the documentation says is:
In iOS 8 and later, the maximum size allowed for a notification payload is 2 kilobytes; Apple Push Notification Service refuses any notification that exceeds this limit. (Prior to iOS 8 and in OS X, the maximum payload size is 256 bytes.)
This is what I could ...
Understanding the Rails Authenticity Token
...ares it to the one stored in the session, and if they match the request is allowed to continue.
Why it happens
Since the authenticity token is stored in the session, the client cannot know its value. This prevents people from submitting forms to a Rails app without viewing the form within that app...