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In SQL Server, when should you use GO and when should you use semi-colon ;?
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A MERGE statement must be terminated by a semi-colon.
– onedaywhen
Sep 15 '10 at 7:43
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Assigning default value while creating migration file
...n also manually update the migration file prior to running rake db:migrate by adding the options to add_column:
add_column :tweet, :retweets_count, :integer, :null => false, :default => 0
... and read Rails API
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Prevent ViewPager from destroying off-screen views
...rst one is not destroyed, and vice-versa.
mViewPager = (ViewPager)findViewById(R.id.pager);
mViewPager.setOffscreenPageLimit(2);
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How to get current timestamp in string format in Java? “yyyy.MM.dd.HH.mm.ss”
...s such as java.util.Date and java.sql.Timestamp are now legacy, supplanted by the java.time classes built into Java 8 and later. See Tutorial by Oracle.
– Basil Bourque
Dec 24 '18 at 20:01
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Windows can't find the file on subprocess.call()
...cutable called dir.exe while there's a /bin/ls in *nix. dir is implemented by CMD.EXE much like cd is implemented by bash.
– Apalala
Jan 6 '11 at 16:45
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What is the difference between `git fetch origin` and `git remote update origin`?
... Ah, I didn't actually check when fetch --all went in. I do all this just by variations of git log --grep=... and git describe --contains in my git.git clone.
– Cascabel
Apr 22 '10 at 5:30
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Error 1046 No database Selected, how to resolve?
...xist, you need to create it as:
CREATE DATABASE database_name;
followed by:
USE database_name;
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What is the best way to implement a “timer”? [duplicate]
...The Elapsed event will be raised every X amount of milliseconds, specified by the Interval property on the Timer object. It will call the Event Handler method you specify. In the example above, it is OnTimedEvent.
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How to make git ignore changes in case?
...6.1.9 for windows I found that "ignorecase=true' in config was already set by default.
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Open file dialog and select a file using WPF controls and C#
...s (*.jpg)|*.jpg|GIF Files (*.gif)|*.gif";
// Display OpenFileDialog by calling ShowDialog method
Nullable<bool> result = dlg.ShowDialog();
// Get the selected file name and display in a TextBox
if (result == true)
{
// Open document
string filename =...