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Convert Iterable to Stream using Java 8 JDK
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There's a much better answer than using spliteratorUnknownSize directly, which is both easier and gets a better result. Iterable has a spliterator() method, so you should just use that to get your spliterator. In the worst case, it's the same code (the default implementation u...
Get second child using jQuery
...thought to the performance of the code. Therefore, it is also relavant to know what exactly is in the $(t) variable. Is it an array of <TD> or is it a <TR> node with several <TD>s inside it?
To further illustrate the point, see the jsPerf scores on a <ul> list with 50 <li&...
Is there any Rails function to check if a partial exists?
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I know this has been answered and is a million years old, but here's how i ended up fixing this for me...
Rails 4.2
First, i put this in my application_helper.rb
def render_if_exists(path_to_partial)
render path_to_part...
Reorder / reset auto increment primary key
...uto increment primary key. I deleted some rows in the middle of the table. Now I have, for example, something like this in the ID column: 12, 13, 14, 19, 20. I deleted the 15, 16, 17 and 18 rows.
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Check free disk space for current partition in bash
...ipt, so the first action should be to check that there is enough space. I know that df will report all file systems, but I was wondering if there was a way to get the free space just for the partition that the target directory is on.
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How do I add a delay in a JavaScript loop?
...se(res => setTimeout(res, ms)); }
Reference on MDN
While ES7 is now supported by NodeJS and modern browsers, you might want to transpile it with BabelJS so that it runs everywhere.
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PhoneGap Eclipse Issue - eglCodecCommon glUtilsParamSize: unknow param errors
...k then I had to uncheck use host GPU or I'd get the error described above. Now I was forced by update to use the Android SDK Build Tools: 19.1.0 and the emulator won't start unless I check Use host GPU.
– superbAfterSemperPhi
Jul 18 '14 at 14:38
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Excel VBA App stops spontaneously with message “Code execution has been halted”
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Does anyone know why this works? Or where it comes from? Is this magic?
– ZX9
Aug 13 '15 at 18:00
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Create table in SQLite only if it doesn't exist already
...)[0] ==1 :
print('Table exists. I can do my custom stuff here now.... ')
pass
else:
# then table doesn't exist.
custRET = myCustFunc(foo,bar) # replace this with your custom logic
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json_decode to array
...sondata, TRUE); // Set second argument as TRUE
print_r($obj['Result']); // Now this will works!
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