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What is so bad about singletons? [closed]
...it to testing since you can end up with a situation where tests need to be ordered which is a big no no for unit tests. Why? Because each unit test should be independent from the other.
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How do I escape ampersands in batch files?
...I escape ampersands in a batch file (or from the
Windows command line) in order to use the start command to
open web pages with ampersands in the URL?
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How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
...id (users are converted to roles, constraints are not created in the right order), but it is not a solution for me because it doesn't script objects to different files like the Tasks->Generate Scripts option in SSMS does. I'm currently using a modified version of Scriptio (uses the MS SMO API) to...
Is there a simple, elegant way to define singletons? [duplicate]
...the imports. For example, Python logging is a module level interface. In order to ensure you fully clean up after logging you must call logging.shutdown(). This means you must import logging into the module which calls shutdown. If it was a singleton pattern it is possible to call shutdown on th...
How to make an AJAX call without jQuery?
...our code execution will go on, while your file loads in the background. In order to use the content of the file in your script you need a mechanism that tells your script when the file finished loading or failed loading. That's where promises come in handy. There are other ways to solve this problem...
Ant task to run an Ant target only if a file exists?
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You can do it by ordering to do the operation with a list of files with names equal to the name(s) you need. It is much easier and direct than to create a special target. And you needn't any additional tools, just pure Ant.
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CSS3's border-radius property and border-collapse:collapse don't mix. How can I use border-radius to
Edit - Original Title: Is there an alternative way to achieve border-collapse:collapse in CSS (in order to have a collapsed, rounded corner table)?
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MySQL join with where clause
... Hi can we chuck user_category_subscriptions.user_id is null. In order to retrieve detail id in A table which having id null in B table
– Veeresh123
Aug 29 '16 at 6:57
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lock(new object()) — Cargo cult or some crazy “language special case”?
...r. Not sure if c# does lock elision or if it does whether it preserves the ordering semantics of the lock.
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NSDefaultRunLoopMode vs NSRunLoopCommonModes
...eeds to respond to incoming events, it should be attached to a run loop in order to wake up the thread when new events arrive. This is the case of NSURLConnection generated threads, as they only wake on incoming events (from the network).
Each thread can be associated to multiple run loops, or can ...