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Filter rows which contain a certain string
...y extend to more than one column.
Below also a solution with filter_all in order to find the string in any column,
using diamonds as example, looking for the string "V"
library(tidyverse)
String in only one column
# for only one column... extendable to more than one creating a column list in `acros...
Accessing an SQLite Database in Swift
...this under the Project build settings and not the Target build settings in order for Xcode to find the bridging header.
– rob5408
Nov 11 '14 at 5:54
...
How do I decode a string with escaped unicode?
...ect UTF-8 characters. I found that I had to update the following regex in order to catch characters from all languages (i.e. Thai): var r = /\\u([\d\w]{1,})/gi;
– Nathan Hanna
Mar 4 '14 at 21:43
...
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...ond click.
If the <h:form> has enctype="multipart/form-data" set in order to support file uploading, then you need to make sure that you're using at least JSF 2.2, or that the servlet filter who is responsible for parsing multipart/form-data requests is properly configured, otherwise the Face...
Access Control Request Headers, is added to header in AJAX request with jQuery
...r options are limited to what the browser allows you to do. You can't just order a browser that follows the CORS policy, which most browsers follow, to send random requests to other origins and allow you to get the response that simply!
Additionally, if you tried to edit some request headers manua...
Is “inline” without “static” or “extern” ever useful in C99?
....c file contains a mere declaration in this case, in reversal of the usual order?
– Sven Marnach
Jun 10 '11 at 22:57
1
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xUnit.net: Global setup + teardown?
...is you need to decorate your test classes with the Collection attribute in order for the "global" setup to occur. That means, if you have anything you want setup before -any- test is run, you need to decorate -all- test classes with this attribute. This is too brittle in my opinion, as forgetting t...
Android ListView Divider
...The drawable to use.
*/
Looks like setDividerHeight() must be called in order for the divider to show up if it has no intrinsic height
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Put buttons at bottom of screen with LinearLayout?
...ar_dark_background_tile" >
<ImageView
android:id="@+id/lborder"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight=".14"
android:background="@drawable/action_bar_left_button"
android:src="@drawable/overlay" ...
Removing event listener which was added with bind
...
constructor(props){
super(props);
// it's a trick! needed in order to overcome the remove event listener
this.onChange = this.onChange.bind(this);
}
// then as regular...
componentDidMount (){
AppStore.addChangeListener(this.onChange);
}
componentWillUnmo...