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What is the difference between sed and awk? [closed]
... There are essentially only two "variables": pattern space and hold space. Readability of scripts can be difficult. Mathematical operations are extraordinarily awkward at best.
There are various versions of sed with different levels of support for command line options and language features.
awk is...
How to comment out a block of code in Python [duplicate]
..., you are adding complexity to your code without any real benefit. Someone reading that would have to figure out why is that code there and what is it suppouse to do.
– Facundo Casco
May 25 '12 at 15:49
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Is there an onSelect event or equivalent for HTML ?
...m! The doSomething() function is not triggered when the user selects the already-selected option. See this plunk, where the background color only changes if you select a different option than the currently selected one.
– skot
Jun 15 '15 at 14:10
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WCF service startup error “This collection already contains an address with scheme http”
...//kb.discountasp.net/KB/a799/error-accessing-wcf-service-this-collection-already.aspx
You can resolve this error by changing the web.config file.
With ASP.NET 4.0, add the following lines to your web.config:
<system.serviceModel>
<serviceHostingEnvironment multipleSiteBindingsEnable...
SQL Server database backup restore on lower version
...reate an empty database on lower version and then use third party tools to read the backup and synchronize new newly created database with the backup.
Red gate is one of the most popular but there are many others like ApexSQL Diff , ApexSQL Data Diff, Adept SQL, Idera …. All of these are premium...
What is the meaning of “this” in Java?
... here is not meant as a stand-alone, self-running program. You're meant to read the code and the text, not run it! It is valid code, but it's only meant for demonstration purposes (that's why it doesn't have a proper main). For help with the main method, please see stackoverflow.com/questions/146576...
log4net not working
...t my log4Net entries in ELMAH. I had everything correct in web.config. I already had 'log4net.Config.XmlConfigurator.Configure();' in my global.asax.cs but it wan't working. Came to this SO post and added the line to assemblyInfo.cs based on Kirk's. It still didn't work!. After reading your comment...
Can HTML be embedded inside PHP “if” statement?
...can't print PHP variables in plain HTML and it make your code very hard to read (the next code block starts with an end bracket }, but the reader has no idea what was before).
Better is to use heredoc syntax. It is the same concept as in other languages (like bash).
<?php
if ($condition) {
...
Converting camel case to underscore case in ruby
Is there any ready function which converts camel case Strings into underscore separated string?
11 Answers
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How do I clone a specific Git branch? [duplicate]
...ardon me, are you sure about the part you said "you're fetching all..."? I read somewhere that git fetch doesn't actually "copy" any files, it just fetches metadata and information about the changes. So it should be relatively light weight... Maybe you've used the word "fetch" literally and not from...