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Retrieve the commit log for a specific line in a file?
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Understanding REST: Verbs, error codes, and authentication
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Interface defining a constructor signature?
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DanDan
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How do I add a ToolTip to a control?
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Here is your article for doing it with code
private void Form1_Load(object sender, System.Even...
How to prevent ifelse() from turning Date objects into numeric objects
...d class of the inputs.
library(data.table)
dates <- fifelse(dates == '2011-01-01', dates - 1, dates)
str(dates)
# Date[1:5], format: "2010-12-31" "2011-01-02" "2011-01-03" "2011-01-04" "2011-01-05"
dplyr::if_else
From dplyr 0.5.0 release notes:
[if_else] have stricter semantics that ifelse():...
Most efficient method to groupby on an array of objects
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answered Jan 20 '16 at 2:02
Ceasar BautistaCeasar Bautista
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How to fix the “java.security.cert.CertificateException: No subject alternative names present” error
...te chains
TrustManager[] trustAllCerts = new TrustManager[] {new X509TrustManager() {
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
return null;
}
public void checkClientTrusted(X509Certificate[] certs, String authType)...
Application Skeleton to support multiple screens
...scription Nominal value
ldpi low density 120 ppi
mdpi medium density 160 ppi
hdpi high density 240 ppi
xhdpi extra high density 320 ppi
Typically:
screen size has most impact on your app layouts
screen densi...
Cross-reference (named anchor) in markdown
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