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How to catch SQLServer timeout exceptions
...ntly. I know I could catch the SqlException and then check if the message string Contains "Timeout" but was wondering if there is a better way to do it?
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Removing App ID from Developer Connection
...ortal area? I mistakenly added a couple of app id's under the wrong login and would like to remove them, but I am not seeing a way to do so.
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COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]
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Bottom Line
Use either COUNT(field) or COUNT(*), and stick with it consistently, and if your database allows COUNT(tableHere) or COUNT(tableHere.*), use that.
In short, don't use COUNT(1) for anything. It's a one-trick pony, which rarely does what you want, and in those ...
AngularJs $http.post() does not send data
...-www-form-urlencoded serialization.
* @param {Object} obj
* @return {String}
*/
var param = function(obj) {
var query = '', name, value, fullSubName, subName, subValue, innerObj, i;
for(name in obj) {
value = obj[name];
if(value instanceof Array) {
for(i=0; ...
【精心整理】【实用】visual C++中最常用的类与API函数 - C/C++ - 清泛网 -...
...旋转控件Spin的控制类
CStatusBar类：状态栏窗口的基类
CString类：处理字符串
CStringList类：支持CString对象的列表
CWinApp类：派生的程序对象的基类
CWnd类：提供所有窗口类的基本函数
API函数
CArchive类：用于二进...
awk without printing newline
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Minor note: never use printf $0, since $0 may contain strings like %F, etc... Following easily fails (at least with GAWK 3.1.5): echo "%F"|awk '{printf $0}'. Use the printf "%s",$0 instead.
– Vlad
Dec 21 '16 at 5:51
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clearing a char array c
...he other hand, if you are choosing to view this as a C/C++ null terminated string, setting the first byte to 0 will effectively clear the string.
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How to call Stored Procedure in Entity Framework 6 (Code-First)?
... that looks like:
public class ResultForCampaign
{
public string AgeGroup { get; set; }
public string Gender { get; set; }
public decimal Payout { get; set; }
}
and then call the procedure by doing the following:
using(var context = new DatabaseContext()...
How do SQL EXISTS statements work?
I'm trying to learn SQL and am having a hard time understanding EXISTS statements. I came across this quote about "exists" and don't understand something:
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Build tree array from flat array in javascript
I have a complex json file that I have to handle with javascript to make it hierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
...