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How to force LINQ Sum() to return 0 while source collection is empty
Basically when I do the following query, if no leads were matched the following query throws an exception. In that case I'd prefer to have the sum equalize 0 rather than an exception being thrown.
Would this be possible in the query itself - I mean rather than storing the query and checking query.A...
HTML form readonly SELECT tag/input
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We could also use this
Disable all except the selected option:
<select>
<option disabled>1</option>
<option selected>2</option>
<option disabled>3</option>
</select>
This way the dropdown still...
jQuery checkbox event handling
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Just a small tip. You will get a performance boost by using input:checkbox in your selector instead of just :checkbox since the latter is translated to the universal selector *:checkbox.
– jimmystormig
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Argument list too long error for rm, cp, mv commands
...everal hundred PDFs under a directory in UNIX. The names of the PDFs are really long (approx. 60 chars).
27 Answers
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Android: Want to set custom fonts for whole application not runtime
...Condensed);
break;
}
values.recycle();
}
Now you're all set. You can add more attributes for about anything (you could add another one for typefaceStyle -- bold, italic, etc.) but now let's see how to use it:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
x...
Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
... and bundling them with Adware (Google GIMP Sourceforge Adware). Avoid at all costs. GitHub is as of now still the most popular one, although there are alternatives (e.g., BitBucket offers unlimited private repos for free for up to 5 users.)
It's crazy how much the landscape changed in the past fe...
Best way to get identity of inserted row?
...last identity value generated for any table in the current session, across all scopes. You need to be careful here, since it's across scopes. You could get a value from a trigger, instead of your current statement.
SCOPE_IDENTITY() returns the last identity value generated for any table in the cur...
How to jump to a particular line in a huge text file?
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linecache:
The linecache module allows one to get any line from a Python source file, while attempting to optimize internally, using a cache, the common case where many lines are read from a single file. This is used by the traceback module to retrieve sour...
How do you get git to always pull from a specific branch?
...ads/master
Or, if you're like me, and want this to be the default across all of your projects, including those you might work on in the future, then add it as a global config setting:
$ git config --global branch.master.remote origin
$ git config --global branch.master.merge refs/heads/master...
How can I change the color of my prompt in zsh (different from normal text)?
...n on red foreground) and \e[0m (turn off character attributes). These are called escape sequences. Different escape sequences give you different results, from absolute cursor positioning, to color, to being able to change the title bar of your window, and so on.
For more on escape sequences, see th...