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How to properly reuse connection to Mongodb across NodeJs application and modules
...t way to share the same database (MongoDb) connection across whole NodeJs app. As I understand connection should be open when app starts and reused between modules. My current idea of the best way is that server.js (main file where everything starts) connects to database and creates object variabl...
Error when trying to obtain a certificate: The specified item could not be found in the keychain
I was having a problem with codesigning my apps, so I deleted all the keys from the keychain. Then I went to Certificate Assistant => Request a certificate from a Certificate Authority (to create CSR for a new certificate).
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When is it acceptable to call GC.Collect?
...that you should not call GC.Collect from your code, but what are the exceptions to this rule?
24 Answers
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“find: paths must precede expression:” How do I specify a recursive search that also finds files in
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Try putting it in quotes -- you're running into the shell's wildcard expansion, so what you're acually passing to find will look like:
find . -name bobtest.c cattest.c snowtest.c
...causing the syntax error. So try this instea...
T-SQL split string
I have a SQL Server 2008 R2 column containing a string which I need to split by a comma. I have seen many answers on StackOverflow but none of them works in R2. I have made sure I have select permissions on any split function examples. Any help greatly appreciated.
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CSS Input Type Selectors - Possible to have an “or” or “not” syntax?
If they exist in programming),
2 Answers
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How does a hash table work?
I'm looking for an explanation of how a hash table works - in plain English for a simpleton like me!
15 Answers
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Vertically align text next to an image?
Why won't vertical-align: middle work? And yet, vertical-align: top does work.
23 Answers
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How do I merge changes to a single file, rather than merging commits?
...hes (A and B) and I want to merge a single file from branch A with a corresponding single file from Branch B.
10 Answers
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Password hint font in Android
When an EditText is in password mode, it seems that the hint is shown in a different font (courrier?). How can I avoid this? I would like the hint to appear in the same font that when the EditText is not in password mode.
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