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How To: Execute command line in C#, get STD OUT results
...ta is consumed, so I have to read both StandardError and StandardOutput in order to guarantee that a task executes correctly.
– Ted Spence
Aug 31 '12 at 18:45
5
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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
...want to continue? <y/N> " prompt
if [[ $prompt =~ [yY](es)* ]]
then
(etc...)
That tests whether the user input starts with 'y' or 'Y' and is followed by zero or more 'es's.
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Each for object? [duplicate]
...lowing code. We have a bunch of buttons with ids button0, button1, button2 etc, and we want to set an onclick on them and do a console.log like this:
<button id='button0'>click</button>
<button id='button1'>click</button>
<button id='button2'>click</button>
var ...
Subtract one day from datetime
...ATE(), 112) - 1
for yesterdays date.
Replace Getdate() with your value OrderDate
select convert(nvarchar (max),OrderDate,112)-1 AS SubtractDate FROM Orders
should do it.
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How to use a link to call JavaScript?
... button. This makes it a lot easier for screen readers, braille terminals, etc, to determine what's going on, and give visually impaired users useful information.
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Does a valid XML file require an XML declaration?
...lso, these are not attributes, so if they are present they must be in that order: version, followed by any encoding, followed by any standalone.
<?xml version="1.0"?>
<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" standalone="yes"?>
<?xml version="1.0" encoding="UTF...
Psql list all tables
...ring(d.datacl, E'\n') AS "Access privileges"
FROM pg_catalog.pg_database d
ORDER BY 1;
**************************
so you can see that psql is searching pg_catalog.pg_database when it gets a list of databases. Similarly, for tables within a given database:
SELECT n.nspname as "Schema",
c.relname...
How can one print a size_t variable portably using the printf family?
...nu says %zu (or %zx, or %zd but that displays it as though it were signed, etc.)
Microsoft says %Iu (or %Ix, or %Id but again that's signed, etc.) — but as of cl v19 (in Visual Studio 2015), Microsoft supports %zu (see this reply to this comment)
...and of course, if you're using C++, you can u...
How to use a dot “.” to access members of dictionary?
...ry simple answer, great! Do you happen to know what I would need to to in order to have tab-completion in IPython work? The class would need to implement __dir__(self), but somehow I cannot get it to work.
– andreas-h
Feb 19 '16 at 18:59
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Keep SSH session alive [closed]
...ward-coast
If you want to set the keep alive for the server, add this to /etc/ssh/sshd_config:
ClientAliveInterval 60
ClientAliveCountMax 2
ClientAliveInterval: Sets a timeout interval in seconds after which if no data has been received from the client, sshd(8) will send a message through the...