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Convert INT to VARCHAR SQL
I am using Sybase and I am doing a select which returns me a column called "iftype", but its type is int and I need to convert into varchar. When I try to do the select without the convert function I get this error:
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What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
...127.0.0.1:4000 . Also gem server will bind to this address by default. I can still visit it via http://localhost:port . But for Jekyll , it seems that the default setting (e.g. 0.0.0.0:4000) requires Internet access. I cannot run Jekyll server without Internet. Is it a small bug?
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Using isKindOfClass with Swift
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how can you do this in a switch statement to check several different class types?
– BigBoy1337
Apr 10 at 2:00
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How can I ignore everything under a folder in Mercurial
...o/bar* matches all files in "foo" folder starting with "bar"
Regex is case sensitive, not anchored
Of course, backslash regex special characters like . (dot)
/ matches \ path separator on Windows. \ doesn't match this separator...
foo matches all files and folders with "foo" inside
foo/ matches...
How to delete from select in MySQL?
...IN, not = in your WHERE clause.
Additionally, as shown in this answer you cannot modify the same table from a subquery within the same query. However, you can either SELECT then DELETE in separate queries, or nest another subquery and alias the inner subquery result (looks rather hacky, though):
D...
How to pass html string to webview on android
...ue);
webview.loadData(data, "text/html; charset=utf-8", "UTF-8");
Or You can try
webview.loadDataWithBaseURL(null, data, "text/html", "utf-8", null);
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How to use Bitbucket and GitHub at the same time for one project?
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You can use multiple remote repositories with git. But you'll have to push separately into 2 of your remotes I believe.
For example, if your project currently points to github, you can rename your current remote repository to gi...
How can you check which options vim was compiled with?
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You can see everything vim was compiled with by executing
:version
To query for an exact feature like python you can use the has() function with the feature you are looking for. The code below will return a 1 if it has the fea...
Changing font size and direction of axes text in ggplot2
I am plotting a graph with a categorical variable on the x axis and a numerical variable on the y axis.
7 Answers
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Checking if output of a command contains a certain string in a shell script
...dev/null
if [ $? == 0 ]; then
echo "matched"
fi
which is done idiomatically like so:
if ./somecommand | grep -q 'string'; then
echo "matched"
fi
and also:
./somecommand | grep -q 'string' && echo 'matched'
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