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Grepping a huge file (80GB) any way to speed it up?
...ocale instead of UTF-8.
2) Use fgrep because you're searching for a fixed string, not a regular expression.
3) Remove the -i option, if you don't need it.
So your command becomes:
LC_ALL=C fgrep -A 5 -B 5 'db_pd.Clients' eightygigsfile.sql
It will also be faster if you copy your file to RAM di...
Parse a .py file, read the AST, modify it, then write back the modified source code
...de="exec"))
Hello Python!!
You can parse the python code (represented in string) by simply calling the API ast.parse(). This returns the handle to Abstract Syntax Tree (AST) structure. Interestingly you can compile back this structure and execute it as shown above.
Another very useful API is ast....
How can I set the default value for an HTML element?
... selected="selected"> 3 </option> The value would be passed as a string when option 3 is selected.
– Sree Rama
Mar 19 '13 at 7:42
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Android: HTTP communication should use “Accept-Encoding: gzip”
...ite some time to find out: (1) some google services require the user agent string provided by the client to contain the string gzip to really enable gzip compression. (2) keep in mind that the server may not gzip the response if it is too small...
– sven
Jun 17...
How to create index in Entity Framework 6.2 with code first
...
public int UserId { get; set; }
[Index(IsUnique = true)]
[StringLength(200)]
public string Username { get; set; }
public string DisplayName { get; set; }
}
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impr...
How can I set the max-width of a table cell using percentages?
...
<tr>
<td class="tdleft">Test</td>
<td>A long string blah blah blah</td>
</tr>
</table>
</div>
Then in your styles put:
#tablediv {
width:90%;
min-width:800px
max-width:1500px;
}
.tdleft {
width:20%;
min-width:200px;
}
Ad...
Convert Linq Query Result to Dictionary
...n keyCollections = dict.Keys;
ICOllection valueCollections = dict.Values;
String[] myKeys = new String[dict.Count];
String[] myValues = new String[dict.Count];
keyCollections.CopyTo(myKeys,0);
valueCollections.CopyTo(myValues,0);
for(int i=0; i<dict.Count; i++)
{
Console.WriteLine("Key: " + my...
Python argparse: default value or specified value
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How to do this with strings? I have a dilemma with differentiation of "" (empty string as default) and "" (empty string as entered by user). In the code for now I'm using the default and since I need to do some ops, I have something like this se...
Get a list of checked checkboxes in a div using jQuery
...nction(i,el){return el.name;}).get(); // add .join(';') to get a combined string
– roberkules
Dec 2 '11 at 0:08
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Cost of len() function
What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary)
5 Answers
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