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Restore file from old commit in git
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git checkout can handle single files (see answer by sehe), no need to copy and paste.
– Koraktor
Jul 8 '11 at 12:10
1
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Golang: How to pad a number with zeros when printing?
....Printf("%06d", 12) // Prints to stdout '000012'
Setting the width works by putting an integer directly preceeding the format specifier ('verb'):
fmt.Printf("%d", 12) // Uses default width, prints '12'
fmt.Printf("%6d", 12) // Uses a width of 6 and left pads with space...
HTML Body says cz-shortcut-listen=“true” with Chrome's Developer Tools?
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It's being added by the Colorzilla browser extension.
https://twitter.com/brianpemberton/status/201455628143689728
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Maven: The packaging for this project did not assign a file to the build artifact
...y then.
But it would fail with the error above, because as also specified by the plugin FAQ:
During the packaging-phase all gathered and placed in context. With this mechanism Maven can ensure that the maven-install-plugin and maven-deploy-plugin are copying/uploading the same set of files. So ...
No Main() in WPF?
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Main() is automatically provided by the CLR and the WPF.
The C# compiler takes a command-line switch /m which specifies the type that contains the implementation of Main(). By convention, if no startup object is explicitly specified, the CLR will lookup any...
Glorified classes in the Java language
...ion and other exceptions such as ArrayIndexOutOfBounds which can be thrown by other bytecode instructions than athrow.
Interfaces
Iterable - the only interface that can be used in an enhanced for loop
Honorable mentions goes to:
java.lang.reflect.Array - creating a new array as defined by ...
How to commit a change with both “message” and “description” from the command line? [duplicate]
...nsert mode, for that press ESC. Now close the Vim editor with save changes by typing on the keyboard :wq (w - write, q - quit):
and press ENTER.
On GitHub this commit will looks like this:
As a commit editor you can use VS Code:
git config --global core.editor "code --wait"
From VS Code do...
Round a double to 2 decimal places [duplicate]
..., with cleaner code too.
So, use this instead
(Adapted from this answer by Louis Wasserman and this one by Sean Owen.)
public static double round(double value, int places) {
if (places < 0) throw new IllegalArgumentException();
BigDecimal bd = BigDecimal.valueOf(value);
bd = bd.s...
The cause of “bad magic number” error when loading a workspace and how to avoid it?
...
Also worth noting the following from a document by the R Core Team summarizing changes in versions of R after v3.5.0 (here):
R has new serialization format (version 3) which supports custom serialization of
ALTREP framework objects... Serialized data in format 3 cannot be...
HTTP POST and GET using cURL in Linux [duplicate]
...sults:
For JSON:
If you use npm and nodejs, you can install json package by running this command:
npm install -g json
Usage:
curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X GET http://hostname/resource | json
If you use pip and python, you can install pjson packa...