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Range references instead values
...ruct {
field string
}
func main() {
var array [10]MyType
for idx, _ := range array {
array[idx].field = "foo"
}
for _, e := range array {
fmt.Println(e.field)
fmt.Println("--")
}
}
...
Ruby sleep or delay less than a second?
...
It's a good idea to extract the 1.0/24.0 value to a variable for the DRY principle. Other pieces of code will need that value too, so you should keep it in a central location to avoid duplication. If performance is a side-effect, then gr...
Get line number while using grep
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id: "1"
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initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Providing white space in a Swing GUI
...of using the layout separator hGap & vGap values & borders (specifically an EmptyBorder) to provide 'white' (actually shown as red to make it very obvious) space. Adjust the spinners to see the result.
import java.awt.*;
import javax.swing.*;
import javax.swing.border.EmptyBorder;
impo...
Read Post Data submitted to ASP.Net Form
...
THIS! I was debugging for a solid 5 hours trying to figure out why the hell I can't get the data off this form.
– Callat
Nov 25 '17 at 6:37
...
How to revert a folder to a particular commit by creating a patch
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tags: "".split(" "),
id: "1"
};
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Build.scala, % and %% symbols meaning
...endencies
Getting the right Scala version with %%
If you use groupID %% artifactID % revision instead of groupID % artifactID % revision (the difference is the double %% after the
groupID), SBT will add your project’s Scala version to the artifact
name. This is just a shortcut.
Y...
Fade/dissolve when changing UIImageView's image
...egate = self;
[self.view.layer addAnimation:transition forKey:nil];
view1.hidden = YES;
view2.hidden = NO;
See the View Transitions example project from Apple: https://developer.apple.com/library/content/samplecode/ViewTransitions/Introduction/Intro.html#//apple_ref/doc/uid/DTS40007411
...
Adding a build configuration in Xcode
...onfiguration, but the option to do so is disabled. Why?
The answer is hiding behind this little button here (circled in red)...
This menu will open to reveal that you currently have a build target selected. Build targets don't have their own configurations.
Configurations are project-wide....
List directory tree structure in python?
... the benefit of newcomers into python - please note that you would need to call the function at the end (assuming windows), so you might add a new line at the end with the content list_files ("D:\\")
– Rahul
Mar 16 '17 at 16:06
...