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Can I convert long to int?
...is the compiler default). It'll throw OverflowException in checked context if the value doesn't fit in an int:
int myIntValue = unchecked((int)myLongValue);
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How to set downloading file name in ASP.NET Web API
...need to be escaped like a ;. You should use the accepted answer Darin made if your file name could contain a semi-colon.
Add a Response.AddHeader to set the file name
Response.AddHeader("Content-Disposition", "attachment; filename=*FILE_NAME*");
Just change FILE_NAME to the name of the file.
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How to echo shell commands as they are executed
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If you also want to see which numbered line is being executed see stackoverflow.com/a/17805088/1729501
– user13107
Apr 19 '18 at 6:52
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
...om this answer which also contains a step-by-step MySQL+JDBC tutorial:
If you get a SQLException: Connection refused or Connection timed out or a MySQL specific CommunicationsException:
Communications link failure, then it means that the DB isn't reachable at all. This can have one or more of...
Why is ArrayDeque better than LinkedList
... a cache miss on each element. On top of it they consume way more memory.
If you need add/remove of the both ends, ArrayDeque is significantly better than a linked list. Random access each element is also O(1) for a cyclic queue.
The only better operation of a linked list is removing the current ...
Version vs build in Xcode
...he target summary I have the iOS application target form with fields: identifier, version, build, devices, and deployment target. The version field is blank and the build field is 3.4.0 (which matches the version of the app from when I was still editing with Xcode 3).
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Is there a way to add/remove several classes in one single instruction with classList?
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And if you want to apply an Array of several class-names, you have to call: DOMTokenList.prototype.add.apply(elem.classList, ['first', 'second', 'third']);
– Emanuel Kluge
Feb 15 '13 at 16:...
How to check if smtp is working from commandline (Linux) [closed]
... You should wait for the servers's response to each command, and abort if you get and error (4xx or 5xx result code).
– tripleee
Aug 16 '12 at 14:01
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How can I get the assembly file version
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See my comment above asking for clarification on what you really want. Hopefully this is it:
System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
System.Diagnostics.FileVersionInfo fvi = System.Diagnostics.FileVersionInfo.Ge...
Parsing IPv6 extension headers containing unknown extensions
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If you run into something you cannot parse, you have to make your decision or perform your action based on what you've parsed already.
The design is that way because in IPv6, each extension header "wraps" the rest of the pac...