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How to drop a table if it exists?
... dbo.Scores
No. That will drop the table only if it contains any rows (and will raise an error if the table does not exist).
Instead, for a permanent table you can use
IF OBJECT_ID('dbo.Scores', 'U') IS NOT NULL
DROP TABLE dbo.Scores;
Or, for a temporary table you can use
IF OBJECT_ID('...
Centering floating divs within another div
I've searched other questions and, while this problem seems similar to a couple of others, nothing I've seen so far seems to address the issue that I'm having.
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What does the variable $this mean in PHP?
I see the variable $this in PHP all the time and I have no idea what it's used for. I've never personally used it.
10 An...
Echo newline in Bash prints literal \n
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The OP asked about echo, not printf; and @choroba's answer below, which uses the -e option, fills the bill perfectly.
– JESii
May 27 '15 at 13:46
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CSV file written with Python has blank lines between each row
This code reads thefile.csv , makes changes, and writes results to thefile_subset1 .
9 Answers
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Default parameter for CancellationToken
...hink what happens with your code if Microsoft change their implementation, and CancellationToken.None becomes something more than default(CancellationToken).
– noseratio
Mar 12 '14 at 22:39
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How to check if all elements of a list matches a condition?
...ne this with a generator expression to produce the result you want cleanly and efficiently. For example:
>>> items = [[1, 2, 0], [1, 2, 0], [1, 2, 0]]
>>> all(flag == 0 for (_, _, flag) in items)
True
>>> items = [[1, 2, 0], [1, 2, 1], [1, 2, 0]]
>>> all(flag == ...
Cocoapods staying on “analyzing dependencies”
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I had the same problem, and since my output with --verbose was different than the linked SO answer, I'm including that response along with a verification that it worked for me:
$ pod repo remove master
$ pod setup
$ pod install
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How to set a default value with Html.TextBoxFor?
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Curious to know why capital 'V' works and lowercase 'v' does not? Also, this solution overrides the model value for Age, even if one is present.
– Derek Hunziker
Sep 1 '10 at 23:46
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CORS - How do 'preflight' an httprequest?
...domain scripting limitations. Because my service must accommodate both GET and POST requests I cannot implement some dynamic script tag whose src is the URL of a GET request. Since I am free to make changes at the server I have begun to try to implement a workaround that involves configuring the ser...