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SQL Server 2005 How Create a Unique Constraint?
...'Indexes/Keys'
click the Add button to add a new index
enter the necessary info in the Properties on the right hand side:
the columns you want (click the ellipsis button to select)
set Is Unique to Yes
give it an appropriate name
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Getting all file names from a folder using C# [duplicate]
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DirectoryInfo d = new DirectoryInfo(@"D:\Test");//Assuming Test is your Folder
FileInfo[] Files = d.GetFiles("*.txt"); //Getting Text files
string str = "";
foreach(FileInfo file in Files )
{
str = str + ", " + file.Name;
}
Hope t...
What is the preferred syntax for defining enums in JavaScript?
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Since 1.8.5 it's possible to seal and freeze the object, so define the above as:
const DaysEnum = Object.freeze({"monday":1, "tuesday":2, "wednesday":3, ...})
or
const DaysEnum = {"monday":1, "tuesday":2, "wednesday":3, ...}
Object.freeze(DaysEnum)
and voila! J...
One Activity and all other Fragments [closed]
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700 lines!!!! "nicely"???? Classes are free.
– beplaya
Dec 18 '16 at 18:34
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How do I disable fail_on_empty_beans in Jackson?
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I used this one earlier today, has some more info, e.g. auto discovery. stackoverflow.com/questions/4362104/…
– Pancakeo
Mar 7 '13 at 2:21
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Unresolved specs during Gem::Specification.reset:
...it for me:
bundle clean --force
See guard-and-unresolved-specs for more info
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Remove large .pack file created by git
...causes unwanted file creation inside the .git/objects/pack folder. I could free up valuable GBs from my disk.
– xrissz
Jun 10 at 15:34
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When should assertions stay in production code? [closed]
... slow the system down. Since they're not designed for production, they are free to be slow and inefficient, which may be necessary to perform certain tests. For example, Microsoft once added a fast-recalculation feature to Excel. When one cell changed, this feature limited recalculation to just the ...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...nt_buffer_disable(self::$buffers[$id], EV_READ | EV_WRITE);
event_buffer_free(self::$buffers[$id]);
fclose(self::$connections[$id]);
unset(self::$buffers[$id], self::$connections[$id]);
}
function ev_read($buffer, $id)
{
static $ct = 0;
$ct_last = $ct;
$ct_data = '';
while ($re...
This app won't run unless you update Google Play Services (via Bazaar)
...ions to system/app dir adb generated an error saying that it is not enough free space. Creating a new emulator with a large amount of memory did not help. On other versions of the emulator your method did not work.
– Paha
Dec 8 '12 at 13:06
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