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Are there any disadvantages to always using nvarchar(MAX)?
...disadvantages to making all character fields nvarchar(MAX) rather than specifying a length explicitly, e.g. nvarchar(255)? (Apart from the obvious one that you aren't able to limit the field length at the database level)
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GitHub pages are not updating
... again, I think the filenames have md5sum (or something) and should change if the file changes, so it should update the index.html script tag as well.
– jmjm
Jan 19 '19 at 18:28
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Run a Docker image as a container
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The specific way to run it depends on whether you gave the image a tag/name or not.
$ docker images
REPOSITORY TAG ID CREATED SIZE
ubuntu 12.04 8dbd9e3...
C/C++ check if one bit is set in, i.e. int variable
Is there such a way to check if bit 3 in temp is 1 or 0 without bit shifting and masking.
21 Answers
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Trusting all certificates with okHttp
...lient() {
try {
// Create a trust manager that does not validate certificate chains
final TrustManager[] trustAllCerts = new TrustManager[] {
new X509TrustManager() {
@Override
public void checkClientTrusted(java.security.cert.X509Certificate[] chain, String aut...
How to find out what group a given user has?
...y useful as well. It has more verbose output than the 'groups' command, so if you need the group id/user id use this!
– Alex Argo
Dec 8 '08 at 17:02
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Making a Simple Ajax call to controller in asp.net mvc
...arlier you were only returning JSON to browser without rendering any HTML. Now it has a HTML view rendered where it can get your JSON Data.
You can't directly render JSON its plain data not HTML.
share
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Run an app on a multiple devices automatically in Android Studio
... Yes but since this question was never answered, others will now know how to do this. It isn't exactly obvious in the interface.
– damccull
Jan 22 '14 at 14:11
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投屏（ScreenCast）使用指导 · App Inventor 2 中文网
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
How to Select Every Row Where Column Value is NOT Distinct
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This is significantly faster than the EXISTS way:
SELECT [EmailAddress], [CustomerName] FROM [Customers] WHERE [EmailAddress] IN
(SELECT [EmailAddress] FROM [Customers] GROUP BY [EmailAddress] HAVING COUNT(*) > 1)
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