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How can I override Bootstrap CSS styles?
...hat should bootstrap.css get an update, I'll suffer trying to re-include all my modifications. I'll sacrifice some load time for these styles, but it's negligible for the few styles I'm overriding.
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Why `null >= 0 && null
... number and assigns 0 to the variable if not, where the variable is initially null or undefined .
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What is the difference between async.waterfall and async.series
... https://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series .
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Mongoose indexing in production code
...dex in production. Once the index has been added, subsequent ensureIndex calls will simply see that the index already exists and then return. So it only has an effect on performance when you're first creating the index, and at that time the collections are often empty so creating an index would be...
Display open transactions in MySQL
...ction to the server while sending a statement, it immediately and automatically tries to reconnect once to the server and send the statement again. However, even if mysql succeeds in reconnecting, your first connection has ended and all your previous session objects and settings are lost: temporary ...
Space between two rows in a table?
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Except this doesn't solve the problem at all when your rows have a background colour and you actually want WHITESPACE between your rows.
– Simon East
Feb 26 '12 at 22:49
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Delete newline in Vim
...wline. You can also combine this with a count, so pressing 3J will combine all 3 lines together.
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How to get the Android device's primary e-mail address
...ntManager.getAccounts or AccountManager.getAccountsByType to get a list of all account names on the device. Fortunately, for certain account types (including com.google), the account names are email addresses. Example snippet below.
Pattern emailPattern = Patterns.EMAIL_ADDRESS; // API level 8+
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Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll
...you use @BeforeClass when multiple tests need to share the same computationally expensive setup code. Establishing a database connection falls into this category. You can move code from @BeforeClass into @Before, but your test run may take longer. Note that the code marked @BeforeClass is run as sta...
Why should I use tags vs. release/beta branches for versioning?
... to use to work with tags, but what I'd like to know is why use tagging at all if I can just create a new branch called 1.1.0 and not have to cloud my mind with a whole new set of git commands?
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