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How do I inspect the view hierarchy in iOS?
...ot: error: cannot find interface declaration for '$__lldb_objc_class' any ideas? (lldb) po [[UIWindow keyWindow] recursiveDescription] error: cannot find interface declaration for '$__lldb_objc_class' error: cannot find interface declaration for '$__lldb_objc_class' error: 2 errors parsing expres...
How to split data into training/testing sets using sample function
...r simple. It does require an id variable in your data set, which is a good idea anyway, not only for creating sets but also for traceability during your project. Add it if doesn't contain already.
mtcars$id <- 1:nrow(mtcars)
train <- mtcars %>% dplyr::sample_frac(.75)
test <- dplyr::an...
How disable Copy, Cut, Select, Select All in UITextView
...ethod of a UISearchBar's subclass but that doesn't work unfortunately. Any ideas for this?
– borchero
Jan 12 '15 at 21:51
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How to use __doPostBack()
... an asyncrhonous postback in ASP.NET using __doPostBack() , but I have no idea how to do it. I want to use vanilla JavaScript.
...
Vim: Close All Buffers But This One
...uilt-in function bufnr("$") that returns last buffer number. but I have no idea to interpolate to string when I use like this :1,bufnr("$")bd. Maybe.. best solution would be :1,9999bd.
– Jinyoung Kim
Dec 21 '15 at 16:37
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How to use PyCharm to debug Scrapy projects
...
intellij idea also work.
create main.py:
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#coding=utf-8
import sys
from scrapy import cmdline
def main(name):
if name:
cmdline.execute(name.split())
if __name__ == '__main_...
How to checkout in Git by date?
... When I execute above command I get error: unknown switch `n' any ideas how to get around this?
– Tim
Apr 18 '19 at 21:05
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How to load json into my angular.js ng-model?
...is the promise object...I really want to learn more about that. I love the idea of it. The other problem I have been having is basically running a loop on the ajax request so i can constantly "automagically" refresh the page. $timeout has not been working for me.
– MJR_III
...
How to add an image to a JPanel?
...t comes with experience, as one learns each day. Any book can give a basic idea what encapsulation is, but it is how we implement our code that decides how much we adhering to the concept.
– nIcE cOw
Feb 20 '16 at 5:47
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Reorder / reset auto increment primary key
...he ids should then be reassigned in order.
However this is probably a bad idea in most situations. If you have other tables that have foreign keys to this table then it will definitely not work.
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