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What is the proper way to check for null values?
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.ToStringOrDefault() is simple and elegent. A nice solution.
– Chev
Mar 20 '12 at 14:16
7
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I forgot the password I entered during postgres installation
...assword to the default user of Postgres. I can't seem to be able to run it and I get the following error:
13 Answers
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How to do Mercurial's 'hg remove' for all missing files?
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This will add all new files that are not ignored, and remove all locally missing files
hg addremove
Either of these will remove all locally missing files(They are the same command)
hg remove --after
hg remove -A
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How to allow to accept only image files?
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Use the accept attribute of the input tag. So to accept only PNGs, JPEGs and GIFs you can use the following code:
<input type="file" name="myImage" accept="image/x-png,image/gif,image/jpeg" />
Or simply:
<input type="file" name="myImage" accept="image/*" />
Note...
Can the C# interactive window interact with my code?
In Visual Studio 2015 or later, I can open the 'C# interactive window', and run code:
5 Answers
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Declaring functions in JavaScript [duplicate]
...cally this syntax may mean the same for declaring functions both ways
(I stand incorrect on my last statement. I read up on a diff post why they are technically diff and I'll add in the end, why)
; but the way they play a role in evolving patterns is massive. I would highly recommend "Javascript: Th...
Why are dashes preferred for CSS selectors / HTML attributes?
In the past I've always used underscores for defining class and id attributes in HTML. Over the last few years I changed over to dashes, mostly to align myself with the trend in the community , not necessarily because it made sense to me.
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Split a collection into `n` parts with LINQ?
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A pure linq and the simplest solution is as shown below.
static class LinqExtensions
{
public static IEnumerable<IEnumerable<T>> Split<T>(this IEnumerable<T> list, int parts)
{
int i = 0;
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Why does git diff on Windows warn that the “terminal is not fully functional”?
... but no such file exists in the file tree for git. The other answer worked and made sense.
– Portaljacker
Oct 31 '11 at 5:04
1
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How do I adb pull ALL files of a folder present in SD Card
...re is an explanation:
adb shell find "/sdcard/Folder1" - use the find command, use the top folder
-iname "*.jpg" - filter the output to only *.jpg files
| - passes data(output) from one command to another
tr -d '\015' - explained ...