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Is there a way to get the XPath in Google Chrome?
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I guess Chrome copied most of the Firebug command-line commands: getfirebug.com/wiki/index.php/Command_Line_API
– huyz
Sep 3 '11 at 8:35
102
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What is the difference between a dialog being dismissed or canceled in Android?
...ys, what is the difference between a dialog being dismissed or canceled in Android?
4 Answers
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What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
I just started using Qt and noticed that all the example class definitions have the macro Q_OBJECT as the first line. What is the purpose of this preprocessor macro?
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Tmux vs. iTerm2 split panes
...nal emulators send SIGHUP to all children which terminates them by default and thus you lose unsaved data (at least, shell and vim command history and other data stored in viminfo) and running processes and thus reopening means rerunning everything.
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Extract a substring according to a pattern
...we create a data frame with two columns, one for the part before the colon and one for after, and then extract the latter.
library(dplyr)
library(tidyr)
library(purrr)
DF <- data.frame(string)
DF %>%
separate(string, into = c("pre", "post")) %>%
pull("post")
## [1] "E001" "E002" "E00...
Connect to a heroku database with pgadmin
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Open the "Properties" of the Heroku server in pgAdminIII and change the "Maintenance DB" value to be the name of the database you want to connect to.
The default setup is suitable for DBAs et al who can connect to any database on the server, but apparently that isn't true in you...
How do I compare two files using Eclipse? Is there any option provided by Eclipse?
...orer / Navigator with control-click. Now right-click on one of the files, and the following context menu will appear. Select Compare With / Each Other.
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When to use pip requirements file versus install_requires in setup.py?
I'm using pip with virtualenv to package and install some Python libraries.
4 Answers
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How to access outer class from an inner class?
...e the nesting does not imply any particular relationship between the inner and outer classes.
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Usage of EnsureSuccessStatusCode and handling of HttpRequestException it throws
...sage.EnsureSuccessStatusCode() ? It disposes of the Content of the message and throws HttpRequestException , but I fail to see how to programmatically handle it any differently than a generic Exception . For example, it doesn't include the HttpStatusCode , which would have been handy.
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