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MySQL CONCAT returns NULL if any field contain NULL
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John WooJohn Woo
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Insert line after first match using sed
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384
Try doing this using GNU sed:
sed '/CLIENTSCRIPT="foo"/a CLIENTSCRIPT2="hello"' file
if you w...
Warning the user/local/mysql/data directory is not owned by the mysql user
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answered Dec 17 '14 at 1:54
KronosKronos
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How can I remove a key and its value from an associative array?
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edited Jan 25 '16 at 17:34
user229044♦
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a...
Simplest way to wait some asynchronous tasks complete, in Javascript?
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edited Mar 1 '16 at 20:34
GabLeRoux
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answered...
Is there any way to ignore INSTALL_FAILED_VERSION_DOWNGRADE on application install with the Android
It seems like the most recent Android 4.2 has introduced this error condition on installation when one attempts to install an APK with a lower version. In prior versions of Android, one would be able to install older APK's simply via adb install -r <link to APK> . For debugging purposes, I f...
Python ValueError: too many values to unpack [duplicate]
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for k, m in self.materials.items():
example:
miles_dict = {'Monday':1, 'Tuesday':2.3, 'Wednesday':3.5, 'Thursday':0.9}
for k, v in miles_dict.items():
print("%s: %s" % (k, v))
share
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How to clear APC cache entries?
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145
You can use the PHP function apc_clear_cache.
Calling apc_clear_cache() will clear the system ...
Read/Write 'Extended' file properties (C#)
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– Vaibhav Garg
Apr 7 '10 at 12:43
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@Vainbhav - You can't set these.
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How do I instantiate a Queue object in java?
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kimbaudi
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answered Jan 7 '11 at 15:03
Edwin BuckEdwin Buc...