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MySQL Select Query - Get only first 10 characters of a value
...s (yes, like those raised by the OP) dealing with extractions that need to start mid-string.
– d8aninja
Oct 17 '18 at 20:28
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How can I view the shared preferences file using Android Studio?
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From Android Studio , start Android Device Monitor, go to File Explorer, and browse "/data/data/< name of your package >/shared_prefs/". You will find the XML there... and also you can copy it for inspection.
If you have a non-rooted device...
Generate Java class from JSON?
...n and is now a viable tool specifying your structural rules
I've recently started a new open source project specifically intended to solve your problem: jsonschema2pojo. The jsonschema2pojo tool takes a json schema document and generates DTO-style Java classes (in the form of .java source files). T...
What is the difference between onPause() and onStop() of Android Activites?
...alog goes away, the activity's onResume() method will be called (but not onStart()).
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Why is processing a sorted array faster than processing an unsorted array?
...ately.
Trains are heavy and have a lot of inertia. So they take forever to start up and slow down.
Is there a better way? You guess which direction the train will go!
If you guessed right, it continues on.
If you guessed wrong, the captain will stop, back up, and yell at you to flip the switch. The...
Test whether string is a valid integer
...you mind explaining it so I can learn a little? I gather it reads, "At the start of the string (^), a minus sign (-) is optional (?), followed by any number of characters between zero and 9, inclusive" ... and what then might the +$ mean? Thanks.
– Richard T
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What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
... of the boxes have an index, a position in the series of boxes. This index starts at 0, and ends at N-1, where N is the size of the array (the number of boxes).
To retrieve one of the values from this series of boxes, you can refer to it through its index, like this:
myArray[3]
Which will give y...
How do I include a file over 2 directories back?
...if it fails). From PHP doc:
If a path is defined — whether absolute (starting with a drive letter
or \ on Windows, or / on Unix/Linux systems) or relative to the
current directory (starting with . or ..) — the include_path will be
ignored altogether.
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Using regular expressions to parse HTML: why not?
...indeed contain
http://example.com/whatever.jpg. But what happens when
you start getting HTML like this:
<img src='http://example.com/whatever.jpg'>
or
<img src=http://example.com/whatever.jpg>
or
<img border=0 src="http://example.com/whatever.jpg">
or
<img
src="ht...
Find and restore a deleted file in a Git repository
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If you’re insane, use git-bisect. Here's what to do:
git bisect start
git bisect bad
git bisect good <some commit where you know the file existed>
Now it's time to run the automated test. The shell command '[ -e foo.bar ]' will return 0 if foo.bar exists, and 1 otherwise. The "run...