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How to perform file system scanning
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EDIT: Enough people still hit this answer, that I thought I'd update it for the Go1 API. This is a working example of filepath.Walk(). The original is below.
package main
import (
"path/filepath"
"os"
"flag"
"fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Prin...
How to programmatically send a 404 response with Express/Node?
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Nowadays there's a dedicated status function for this on the response object. Just chain it in somewhere before you call send.
res.status(404) // HTTP status 404: NotFound
.send('Not found');
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Is there a UIView resize event?
... to do it is override layoutSubviews and layout the imageViews there.
If, for some reason, you can't subclass and override layoutSubviews, observing bounds should work, even when being kind of dirty. Even worse, there is a risk with observing - Apple does not guarantee KVO works on UIKit classes. R...
.gitignore all the .DS_Store files in every folder and subfolder
...ly need the following line in your root .gitignore file: .DS_Store. Don't forget the period!
git rm --cached .DS_Store
removes only .DS_Store from the current directory. You can use
find . -name .DS_Store -print0 | xargs -0 git rm --ignore-unmatch
to remove all .DS_Stores from the repository...
Android emulator and virtualbox cannot run at same time
...to run the Virtualbox and the Android emulator at the same time but the performance of the Android emulator in such a setup is extremely bad. If possible it is better to shutdown the Virtualbox emulator and unload its driver (vboxdrv) by running 'sudo /etc/init.d/vboxdrv stop'. Google suggests this ...
How to read json file into java with simple JSON library
...le.
As you say, the outermost layer of your JSON blob is an array. Therefore, your parser will return a JSONArray. You can then get JSONObjects from the array ...
JSONArray a = (JSONArray) parser.parse(new FileReader("c:\\exer4-courses.json"));
for (Object o : a)
{
JSONObject person ...
Storing integer values as constants in Enum manner in java [duplicate]
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The most common valid reason for wanting an integer constant associated with each enum value is to interoperate with some other component which still expects those integers (e.g. a serialization protocol which you can't change, or the enums represent col...
How to find out where a function is defined?
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This still works well for me. I'd like to target where the function is being fired, instead of from where it's being defined.
– EHerman
May 7 '14 at 17:06
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How do I space out the child elements of a StackPanel?
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The scoped Style is an awesome way to do that - thanks for the tip!
– Ana Betts
May 31 '09 at 18:41
2
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How can I get rid of an “unused variable” warning in Xcode?
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This doesn't work for me, I get a warning that 'saved' was marked as unused but was used
– Heath Borders
Jul 8 '16 at 14:32
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