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Can I have an IF block in DOS batch file?
...is always true, because IF ERRORLEVEL <N> is true, if errorlevel is equal or greater <N>, the "==" are ignored in this case
– jeb
Feb 13 '11 at 15:50
...
How to transfer some data to another Fragment?
...ndle savedInstanceState) {
super.onCreate(savedInstanceState);
int index = getArguments().getInt("index");
}
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Making 'git log' ignore changes for certain paths
...
You can temporarily ignore the changes in a file with:
git update-index --skip-worktree path/to/file
Going forward, all changes to those files will be ignored by git status, git commit -a, etc. When you're ready to commit those files, just reverse it:
git update-index --no-skip-worktree...
Android Studio: how to attach Android SDK sources?
...s fine for me.
diff --git a/options/jdk.table.xml b/options/jdk.table.xml
index 0112b91..33828b8 100644
--- a/options/jdk.table.xml
+++ b/options/jdk.table.xml
@@ -76,7 +76,7 @@
</javadocPath>
<sourcePath>
<root type="composite">
- <root ...
Optimising Android application before release [closed]
...
When using SQLlite, put special attention on indexes. Don't assume anything. I got tremendous speedups in Zwitscher, when I put indexes on columns commonly used for search.
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appending array to FormData and send via AJAX
... instanceof Array) {
model[propertyName].forEach((element, index) => {
const tempFormKey = `${formKey}[${index}]`;
this.convertModelToFormData(element, formData, tempFormKey);
});
}
else if (typeof mod...
SQL Data Reader - handling Null column values
...
You need to check for IsDBNull:
if(!SqlReader.IsDBNull(indexFirstName))
{
employee.FirstName = sqlreader.GetString(indexFirstName);
}
That's your only reliable way to detect and handle this situation.
I wrapped those things into extension methods and tend to return a default...
How to decide when to use Node.js?
...lot about how good Node.js is. Considering how much I love working with jQuery and JavaScript in general, I can't help but wonder how to decide when to use Node.js. The web application I have in mind is something like Bitly - takes some content, archives it.
...
Nginx — static file serving confusion with root & alias
...ave the config
location /static/ {
root /var/www/app/static/;
autoindex off;
}
In this case the final path that Nginx will derive will be
/var/www/app/static/static
This is going to return 404 since there is no static/ within static/
This is because the location part is appended to th...
Best way to add “current” class to nav in Rails 3
...])
end
Then you can use if controller?("homepage") && action?("index", "show") in your views or other helper methods…
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