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How to open a second activity on click of button in android app
...istener for button (like setonclick listener)
last handle the click event (means start new activity by using intent as you know already)
Dont forget to add activity in manifest file
BTW this is just simple i would like to suggest you that just start from simple tutorials available
on net will be b...
Alter a MySQL column to be AUTO_INCREMENT
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Also this means that data in that column needs to be already unique
– Umair Malhi
Mar 16 '18 at 6:30
add a com...
How do I put an already-running process under nohup?
...the output of a job after a disown, disown makes a process a daemon, which means standard input/output are redirected to /dev/null. So, if you plan to disown a job, its better to start it with logging into a file, e.g. my_job_command | tee my_job.log
– rustyx
J...
What does it mean when a CSS rule is grayed out in Chrome's element inspector?
...at a strike-through indicates that a rule was overridden, but what does it mean when a style is grayed out?
8 Answers
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Compute a confidence interval from sample data
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import numpy as np
import scipy.stats
def mean_confidence_interval(data, confidence=0.95):
a = 1.0 * np.array(data)
n = len(a)
m, se = np.mean(a), scipy.stats.sem(a)
h = se * scipy.stats.t.ppf((1 + confidence) / 2., n-1)
return m, m-h, m+h
you c...
Can someone explain the “debounce” function in Javascript
...ed, and the
`debounce` method was executed.
This means that for all subsequent events within the `wait`
period, the `timeout` variable holds a truthy value, and the
result of the expression that gets assigned to the `callNow`
variable is ...
Having issue with multiple controllers of the same name in my project
...rameter here can be a bit confusing because of type inference and variable meaning. The 4th parameter can be a string array to constrain by namespace, an object to add IRouteConstraints OR strings that can be interpreted as constraints, or you can have 5 parameters and include both. aspnetwebstack.c...
SQLAlchemy: What's the difference between flush() and commit()?
...en/13/orm/session_state_management.html#session-referencing-behavior
This means if you don't have an object explicitly held onto somewhere, like in a list or dict, sqlalchemy won't keep it in memory.
However, then you have the database side of things to worry about. Presumably flushing without com...
Setting background colour of Android layout element
...a background, use android:background="@drawable/mydrawable" for this (that means 9patch drawables, normal bitmaps, shape drawables, ..).
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for each loop in Objective-C for accessing NSMutable dictionary
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@ymutlu, Cocoa dictionaries are unordered. This means that the order in which they iterate may change whenever you modify them.
– zneak
Oct 31 '14 at 17:43
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