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How to insert text at beginning of a multi-line selection in vi/Vim
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Press Esc to enter 'command mode'
Use Ctrl+V to enter visual block mode
Move Up/Downto select the columns of text in the lines you want to
comment.
Then hit Shift+i and type the text you want to insert.
Then hit Esc, wait 1 second and the inserted text will appear on every line.
For ...
What is the purpose of Order By 1 in SQL select statement?
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Also see:
http://www.techonthenet.com/sql/order_by.php
For a description of order by. I learned something! :)
I've also used this in the past when I wanted to add an indeterminate number of filters to a sql statement. Sloppy I know, but it worked. :P
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How to get an MD5 checksum in PowerShell
...stead of ReadAllBytes() and to @jpmc26 for the suggestion to use a finally block.
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Store images in a MongoDB database
...o store small size of files.
Refer to your scripting language driver. For PHP, click here.
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How do I determine if a port is open on a Windows server? [closed]
...ns that something is running on that port
timeout means that a firewall is blocking access
On Windows 7 or Windows Vista the default option 'telnet' is not recognized as an internal or external command, operable program or batch file. To solve this, just enable it: Click *Start** → Control Pan...
Have Grunt generate index.html for different setups
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Another question: Do you know of a way to just delete blocks of HTML <script> tags?
– CodyBugstein
Jan 26 '15 at 11:45
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How can I explode and trim whitespace?
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This is also looping (internally) by PHP
– Jason OOO
Oct 13 '13 at 15:47
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css 'pointer-events' property alternative for IE
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Cover the offending elements with an invisible block, using a pseudo element: :before or :after
a:before {
//IE No click hack by covering the element.
display:block;
position:absolute;
height:100%;
width:100%;
content:' ';
}
Thus you're click lands on the par...
How to configure MongoDB Java driver MongoOptions for production use?
... Standard socket timeout value. Set to 60 seconds (60000).
threadsAllowedToBlockForConnectionMultiplier. Multiplier for connectionsPerHost that denotes the number of threads that are allowed to wait for connections to become available if the pool is currently exhausted. This is the setting that will...
How to access parent Iframe from JavaScript
... Hi, it doesn't run with Chrome 59.. :VM111:1 Uncaught DOMException: Blocked a frame with origin "xxx" from accessing a cross-origin frame.
– Didier68
Jul 28 '17 at 15:28
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