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Exclude .svn directories from grep [duplicate]
When I grep my Subversion working copy directory, the results include a lot of files from the .svn directories. Is it possible to recursively grep a directory, but exclude all results from .svn directories?
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How can one use multi threading in PHP applications
... Some time back it was suggested that you could force the operating system to load another instance of the PHP executable and handle other simultaneous processes.
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Searching word in vim?
...ides a shortcut for this. If you already have word on screen and you want to find other instances of it, you can put the cursor on the word and press '*' to search forward in the file or '#' to search backwards.
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Which browsers support ?
... two parts:
using script on your page (the script is supplied by google) to write out a <script> tag to the DOM.
that script has async="true" attribute to signal to compatible browsers that it can continue rendering the page.
The first part works on browsers without support for <script ...
How do SQL EXISTS statements work?
I'm trying to learn SQL and am having a hard time understanding EXISTS statements. I came across this quote about "exists" and don't understand something:
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How to loop through a HashMap in JSP?
...les, those <% %> things) are considered a poor practice. I recommend to install JSTL (just drop the JAR file in /WEB-INF/lib and declare the needed taglibs in top of JSP). It has a <c:forEach> tag which can iterate over among others Maps. Every iteration will give you a Map.Entry back wh...
Return a value if no rows are found in Microsoft tSQL
...at false (0) is returned in that scenario. Looking for the simplest method to account for no records.
12 Answers
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After array_filter(), how can I reset the keys to go in numerical order starting at 0
I just used array_filter to remove entries that had only the value '' from an array, and now I want to apply certain transformations on it depending on the placeholder starting from 0, but unfortunately it still retains the original index. I looked for a while and couldn't see anything, perhaps I j...
X-UA-Compatible is set to IE=edge, but it still doesn't stop Compatibility Mode
I am quite confused. I should be able to set
18 Answers
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What is the difference between substr and substring?
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The difference is in the second argument. The second argument to substring is the index to stop at (but not include), but the second argument to substr is the maximum length to return.
Links?
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/String/substr
https://d...