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How to redirect output of an entire shell script within the script itself?
...direction. The braces must appear where a command could appear - simplistically, at the start of a line or after a semi-colon. (Yes, that can be made more precise; if you want to quibble, let me know.)
You are right that you can preserve the original stdout and stderr with the redirections you sh...
How to change the foreign key referential action? (behavior)
...et up a table that contains a column with a foreign key, set to ON DELETE CASCADE (delete child when parent is deleted)
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Visual Studio, debug one of multiple threads
I have an application with 4 threads working the same code. However, when I step it jumps between the different threads. How can I lock it to one thread so the other threads are ignored for debugging?
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How do I make a reference to a figure in markdown using pandoc?
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In pandoc you can even do:
See figure \ref{mylabel}.
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Insert new column into table in sqlite?
...ALTER TABLE {tableName} ADD COLUMN COLNew {type};
Second, and more complicatedly, but would actually put the column where you want it, would be to rename the table:
ALTER TABLE {tableName} RENAME TO TempOldTable;
Then create the new table with the missing column:
CREATE TABLE {tableName} (name...
How to validate inputs dynamically created using ng-repeat, ng-show (angular)
...s of today, it is not possible (without using a custom directive) to dynamically generate a name of an input. Indeed, checking input docs we can see that the name attribute accepts a string only.
To solve the 'dynamic name' problem you need to create an inner form (see ng-form):
<div ng-repeat=...
Actual meaning of 'shell=True' in subprocess
I am calling different processes with the subprocess module. However, I have a question.
5 Answers
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C# generic type constraint for everything nullable
...me check in Foo's constructor rather than having a compile-time check, you can check if the type is not a reference or nullable type, and throw an exception if that's the case.
I realise that only having a runtime check may be unacceptable, but just in case:
public class Foo<T>
{
private...
how to get the cookies from a php curl into a variable
...if instead of using soap or xml-rpc or rest or any other reasonable communication protocol he just embedded all of his response as cookies in the header.
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raw vs. html_safe vs. h to unescape html
...tml_safe actually "sets the string" as HTML Safe (it's a little more complicated than that, but it's basically it). This way, you can return HTML Safe strings from helpers or models at will.
h can only be used from within a controller or view, since it's from a helper. It will force the output to b...