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What is the alternative for ~ (user's home directory) on Windows command prompt?
... Powershell, which I believe you can get on XP and later (and comes preinstalled with Win7), allows you to use ~ for home directory.
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UnicodeDecodeError: 'ascii' codec can't decode byte 0xd1 in position 2: ordinal not in range(128)
...code, as per the job specs, but I am baffled. (And quite possibly doing it all wrong.)
10 Answers
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MySQL pagination without double-querying?
... help a lot.
The other way is to use SQL_CALC_FOUND_ROWS clause and then call SELECT FOUND_ROWS(). apart from the fact you have to put the FOUND_ROWS() call afterwards, there is a problem with this: There is a bug in MySQL that this tickles that affects ORDER BY queries making it much slower on lar...
Reshaping data.frame from wide to long format
...s melt/cast. Here is a solution with reshape, assuming your data frame is called d:
reshape(d,
direction = "long",
varying = list(names(d)[3:7]),
v.names = "Value",
idvar = c("Code", "Country"),
timevar = "Year",
times = 1950:1954)
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Measure elapsed time in Swift
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111 silver badge
answered Jul 15 '14 at 10:35
JeremyPJeremyP
78.9k1515 gold ba...
Fetch the row which has the Max value for a column
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This will retrieve all rows for which the my_date column value is equal to the maximum value of my_date for that userid. This may retrieve multiple rows for the userid where the maximum date is on multiple rows.
select userid,
my_date,
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How to safely call an async method in C# without await
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11 Answers
11
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Return HTTP status code 201 in flask
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answered Oct 19 '11 at 16:23
IacksIacks
3,22722 gold badges1717 silver badges2222 bronze badges
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String to object in JS
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Actually, the best solution is using JSON:
Documentation
JSON.parse(text[, reviver]);
Examples:
1)
var myobj = JSON.parse('{ "hello":"world" }');
alert(myobj.hello); // 'world'
2)
var myobj = JSON.parse(JSON.stringify({
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How can I use MS Visual Studio for Android Development?
...; System > Advanced > Environment Variables)
ANDROID_HOME = <install_path>\android-sdk
ANDROID_NDK_ROOT = <install_path>\android-ndk
ANT_HOME = <install_path>\apache-ant
JAVA_HOME = <install_path>\jdk
_JAVA_OPTIONS = -Xms256m -Xmx512m
Download examples from here....