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Django set default form values
... value when calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
share
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...
Sequelize.js delete query?
...'s a destroy() method you can call on a record, for example:
Project.find(123).on('success', function(project) {
project.destroy().on('success', function(u) {
if (u && u.deletedAt) {
// successfully deleted the project
}
})
})
...
Formatting a number with exactly two decimals in JavaScript
...); // Returns 1.27
This genericity also provides some cool stuff:
round(1234.5678, -2); // Returns 1200
round(1.2345678e+2, 2); // Returns 123.46
round("123.45"); // Returns 123
Now, to answer the OP's question, one has to type:
round(10.8034, 2).toFixed(2); // Returns "10.80"
round...
onTouchListener warning: onTouch should call View#performClick when a click is detected
...ureDetector)
@SuppressLint("ClickableViewAccessibility")
override fun onTouch(view: View?, event: MotionEvent?): Boolean {
val aux = super.onTouch(view, event)
tochedView = view
gestureDetector.onTouchEvent(event)
return aux
}
private inner class C...
How can Bash execute a command in a different directory context?
... Using a subshell is a much better solution
– josh123a123
Apr 19 '16 at 14:31
For scripting, a subshell is probably...
How to change a django QueryDict to Python Dict?
...s Arrays you can do the following:
# request = <QueryDict: {u'key': [u'123ABC']}>
dict(zip(request.GET.keys(), request.GET.values()))
{u'key': u"123ABC" }
# Only work for single item lists
# request = <QueryDict: {u'key': [u'123ABC',U 'CDEF']}>
dict(zip(request.GET.keys(), request.GET....
Facebook Post Link Image
...wered Feb 20 '14 at 11:48
Gaurav123Gaurav123
4,18566 gold badges4040 silver badges7070 bronze badges
...
Android dismiss keyboard
...otlin solution (mixing the various answers in thread)
Create an extension function (perhaps in a common ViewHelpers class)
fun Activity.dismissKeyboard() {
val inputMethodManager = getSystemService( Context.INPUT_METHOD_SERVICE ) as InputMethodManager
if( inputMethodManager.isAcceptingText...
Adding a regression line on a ggplot
...formation about smoothing methods and formula you can find in help page of function stat_smooth() as it is default stat used by geom_smooth().
ggplot(data,aes(x.plot, y.plot)) +
stat_summary(fun.data=mean_cl_normal) +
geom_smooth(method='lm', formula= y~x)
If you are using the same x and y v...
2016电商“死亡”名单（上半年） - 资讯 - 清泛网 - 专注IT技能提升
...社交媒体圈显示“再见蜜淘”之类的话语。
模式：前身CN海淘上线于2014年3月，主打一站式海淘代购的轻模式；2014年7月，蜜淘宣布切入上游供应链，推出限时特卖服务，由轻模式的一站式购物转变成为一家B2C自营的海淘电商；2...