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Is the C# static constructor thread safe?
In other words, is this Singleton implementation thread safe:
10 Answers
10
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How to replace an item in an array with Javascript?
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For anyone else reading this. Both map() and forEach() are newer additions to the Javascript spec and aren't present in some older browsers. If you want to use them, you may have to add compatibility code for older browsers: developer.mozi...
JSONP with ASP.NET Web API
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Doesn't seem to work in my case, where I already have a formatter added for Json.Net serialization. Any ideas?
– Justin
May 16 '12 at 21:09
4
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Is there an onSelect event or equivalent for HTML ?
...m! The doSomething() function is not triggered when the user selects the already-selected option. See this plunk, where the background color only changes if you select a different option than the currently selected one.
– skot
Jun 15 '15 at 14:10
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How do I represent a time only value in .NET?
...structure:
// more work is required to make this even close to production ready
class Time
{
// TODO: don't forget to add validation
public int Hours { get; set; }
public int Minutes { get; set; }
public int Seconds { get; set; }
public override string ToString()
{
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How do I use variables in Oracle SQL Developer?
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You can read up elsewhere on substitution variables; they're quite handy in SQL Developer. But I have fits trying to use bind variables in SQL Developer. This is what I do:
SET SERVEROUTPUT ON
declare
v_testnum number;
v_tests...
Long press gesture on UICollectionViewCell
...add a long press gesture recognizer to a (subclass of) UICollectionView. I read in the documentation that it is added by default, but I can't figure out how.
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How do I clone a specific Git branch? [duplicate]
...ardon me, are you sure about the part you said "you're fetching all..."? I read somewhere that git fetch doesn't actually "copy" any files, it just fetches metadata and information about the changes. So it should be relatively light weight... Maybe you've used the word "fetch" literally and not from...
WCF service startup error “This collection already contains an address with scheme http”
...//kb.discountasp.net/KB/a799/error-accessing-wcf-service-this-collection-already.aspx
You can resolve this error by changing the web.config file.
With ASP.NET 4.0, add the following lines to your web.config:
<system.serviceModel>
<serviceHostingEnvironment multipleSiteBindingsEnable...
SQL Server database backup restore on lower version
...reate an empty database on lower version and then use third party tools to read the backup and synchronize new newly created database with the backup.
Red gate is one of the most popular but there are many others like ApexSQL Diff , ApexSQL Data Diff, Adept SQL, Idera …. All of these are premium...